Locomotive 4 8 4

The Canadian National No. 6400 is a Class U-4-a 4-8-4 "Northern" type steam locomotive built by Montreal Locomotive Works in 1936 for the Canadian National Railway, and the first U-4 class "Confederation" to be delivered. The Canadian National Railway used this locomotive for passenger service for much of its career. The Canadian National U-4 class was a result of wind tunnel research ... Shop online for 62 4-8-4 model train locomotives at discounts up to 28%. Steam - HO is the most popular of the 3 4-8-4 model train locomotives categories, then Steam - N, and Diesel - N. Broadway Limited Imports is ranked #1 out of 4 4-8-4 model train locomotives manufacturers, followed by Kato USA Inc, and Athearn.Nov 21, 2010 · Thierry Stora, of the French Compound Locomotives homepage, contends that the problems lay in the difference between the specified minimum curve radius (80 m or 262 ft) and the actual minimum, which could be as low as 50 m (164 ft). As a result, these 4-8-4s were limited to 50 mph (80 kph) The Union Pacific Railroad bought 45 4-8-4s in three orders from the American Locomotive Company. The second order of 15 locomotives (road numbers 820 through 834) was delivered in 1939. These locomotives were designated as Class FEF-2. They were designed to have 80" drivers, 25 x 32 cylinders, a boiler pressure of 300 psi, and a weight of 483, The Lima-Southern Pacific GS-4 ("GS" meaning for "Golden State" or "General Service") is a type of semi-streamlined 4-8-4 Northern steam locomotive built by the Lima Locomotive Works in 1941 and 1942 specifically for the Southern Pacific (SP) Railroad. They were assigned road numbers 4430 through 4457. The GS-4s were principally employed on SP's famous "Daylight" streamliners from 1941, but in ...Number 4000 was delivered to Omaha at 6PM, September 5, 1941. The 25 Big Boys were built in two groups. The first group of 20 locomotives, called "Class 1", were built starting in 1941. They were numbered 4000-4019. The second group of 5 locomotives, "Class 2", were built in 1944. They were numbered 4020-4024.May 9, 2022 · Trix HO scale Big Boy 4-8-8-4 steam locomotive Reviewed in the April 2002 issue The Trix HO Big Boy 4-8-8-4 steam locomotive is largely built of die-cast metal, with numerous added parts of plastic and wire. Märklin has raised die-casting to a high art and this locomotive reflects all of its builder’s expertise. Price: $598 The Union Pacific FEF series consists of 45 4-8-4 "Northern" steam locomotives built by the American Locomotive Company (ALCO) between 1937 and 1944 and operated by the Union Pacific Railroad until 1959. The final steam locomotives built for the Union Pacific, the FEFs represented the apex of dual-service steam locomotive development in the ...S2. Numbers. 201–240. Retired. 1954-1956. Disposition. All scrapped, but one tender survives. he Milwaukee Road S2 Class was a class of 40 4-8-4 "Northern" type steam locomotives built by the Baldwin Locomotive Works between 1937 and 1940 and operated by the Milwaukee Road until the mid 1950s. The locomotives saw service in pulling freight..Missouri Pacific 4-8-4 Northerns The Missouri Pacific Railroad converted all 25 of its 2-8-4 Berkshires into 4-8-4 Northerns in the early 1940s. The rebuilt locomotives (road numbers 2101 through 2125) were given 75" drivers, greater boiler capacity, a cast steel engine bed and roller bearings on all axles.Improved HO 4-8-4 has looks and power. This HO 4-8-4 from Rivarossi is a welcome upgrade to an accurate and attractive model originally introduced in 1980. The new engine features RP-25 wheels, improved electrical pickup, flywheel drive, increased weight for traction, and wiring for plug-in installation of Digital Command Control (DCC). The Union Pacific Railroad bought 45 4-8-4s in three orders from the American Locomotive Company. The second order of 15 locomotives (road numbers 820 through 834) was delivered in 1939. These locomotives were designated as Class FEF-2. They were designed to have 80" drivers, 25 x 32 cylinders, a boiler pressure of 300 psi, and a weight of 483,The Minneapolis, St. Paul & Sault Sainte Marie Railroad purchased four Class O-20, 4-8-4s in 1938 from the Lima Locomotive Works. They were given road numbers 5000 through 5003 and were assigned to both freight and passenger trains. These locomotives were designed with 75" drivers, 26 x 32 cylinders, a 270 psi boiler pressure, a weight of ...Union Pacific 4014 is a steam locomotive owned and operated by the Union Pacific (UP) as part of its heritage fleet. It is a four-cylinder simple articulated 4-8-8-4 "Big Boy" type built in 1941 by the American Locomotive Company (ALCO) at its Schenectady Locomotive Works. It was assigned to haul heavy freight trains in the Wasatch mountain ... 4-8-4. Benefits. Better high speed performance. Drawbacks. Wheel slip. A 4-4-4-4 steam locomotive, in the Whyte notation for describing locomotive wheel arrangements, has a four-wheel leading truck, two sets of four driving wheels, and a four-wheel trailing truck. While it would be possible to make an articulated locomotive of this arrangement ... Nov 14, 2011 · This graph shows the calculated drawbar horsepower curves for five classes in the first wave of 4-8-4s: Lackawanna Q-1, Canadian National U-2-a, Northern Pacific A, Santa Fe 3751, and Canadian Pacific K-1. Neil Carlson. In the days of steam it was a normal practice to estimate the horsepower potential of a locomotive. First run. 6 February 1981. The South African Railways Class 26 4-8-4 of 1981, popularly known as the Red Devil, is a 4-8-4 steam locomotive which was rebuilt from a Class 25NC locomotive by mechanical engineer David Wardale from England while in the employ of the South African Railways. The rebuilding took place at the Salt River Works in Cape ...Shop our full model locomotive inventory & order online today! ... Broadway Limited 7234 N ALCo 4-8-8-4 Big Boy, Paragon4 DCC Sound, Union Pacific #4022 Post-1944Union Pacific rostered ten 4-10-2 locomotives that were three-cylindered machines developing 77,917 lbs of tractive effort on 63" drivers. They were a precursor to the 4-12-2 Union Pacific type, which was developed as a fast freight locomotive with 67-inch drivers and three cylinders, with a long shallow firebox supported by the training truck and drivers, similar to the firebox configuaraton ...Shop our full model locomotive inventory & order online today! ... Broadway Limited 7234 N ALCo 4-8-8-4 Big Boy, Paragon4 DCC Sound, Union Pacific #4022 Post-1944Ultra-realistic Union Pacific 4-8-8-4 “Big Boy” steam locomotive. Complete and authentic operating controls and characteristics. Optional configurations for all levels of difficulty from manual operations to auto-fireman and auto-engineer assists, the locomotive is also compatible with Simple Controls. Three locomotive livery variations.Union Pacific would go on to roster two distinct classes of 4-8-8-4's listed simply as Class 1 (#4000-4019) and Class 2 (#4020-4024) with Alco delivering the final locomotive in 1944. Union Pacific "Big Boys" #4013 and #4003 layover near the shops at Cheyenne, Wyoming, circa 1957.May 12, 2023 · Union Pacific 4-8-4 #838, featuring classic elephant-ear smoke deflectors, appears to be slowly backing towards the water plug in Council Bluffs, Iowa on September 21, 1958. By the date of this photo the locomotive was finishing up its last days in freight service before retirement. Bernard Corbin photo. American-Rails.com collection. History With this in mind, the 520 class was commissioned, combining the better features of the earlier 500 and 620 class locomotives. Design. The class used the 4-8-4 configuration of the modified 500B class, but was also designed for work on branch lines with light 60 lb/yd (29.8 kg/m) rail with a reduced tender load. The considerable weight of the ... 4-8-4 Steam Locomotives. Category page. Edit. A 4-8-4 "Northern" is a type of wheel-arrangement for a large tender-type steam locomotive. Which refers to engines with 4 leading wheels, 8 driving wheels and 4 trailing wheels. Union Pacific 4-8-4. Union Pacific class FEF-3 No. 841 stands for a builder's portrait at the American Locomotive Co. in 1944. The 10 FEF-3s were the final steam engines acquired by UP, which still operates one, No. 844, occasionally. Alco photo.The Lima-Southern Pacific GS-4 ("GS" meaning for "Golden State" or "General Service") is a type of semi-streamlined 4-8-4 Northern steam locomotive built by the Lima Locomotive Works in 1941 and 1942 specifically for the Southern Pacific (SP) Railroad. They were assigned road numbers 4430 through 4457. The GS-4s were principally employed on SP's famous "Daylight" streamliners from 1941, but in ...Maximum Tractive Effort: 135,375 lbs. Built for the Union Pacific Railroad as one of twenty-five 4-8-8-4 ("Big Boy") steam locomotives ordered by the UP to haul heavy freight across the Continental Divide. Big Boys are famous as among the most powerful steam locomotives ever built. Weighs 1,200,000 pounds.4-8-4. The Northerns are steam locomotives that represents the wheel arrangement of four leading wheels on two axles, eight powered and coupled driving wheels on four axles and four trailing wheels on two axles. The type was first used by the Northern Pacific Railway, and initially named the Northern Pacific, but railfans and railroad employees ...The Lima-Southern Pacific GS-4 ("GS" meaning for "Golden State" or "General Service") is a type of semi-streamlined 4-8-4 Northern steam locomotive built by the Lima Locomotive Works in 1941 and 1942 specifically for the Southern Pacific (SP) Railroad. They were assigned road numbers 4430 through 4457. The GS-4s were principally employed on SP's famous "Daylight" streamliners from 1941, but in ... The lights and sounds came on at 7.5V. The locomotive started moving smoothly at around 11V at a scale 3.5 scale mph. The 4-8-4 achieved at top speed of 79 scale mph at 22V. The full-size GS-4s maximum speed was 110 mph. Engine and idle sounds, brake squeal, and the smoke unit are the only effects available in DC.The Lima-Southern Pacific GS-4 ("GS" meaning for "Golden State" or "General Service") is a type of semi-streamlined 4-8-4 Northern steam locomotive built by the Lima Locomotive Works in 1941 and 1942 specifically for the Southern Pacific (SP) Railroad. They were assigned road numbers 4430 through 4457. The GS-4s were principally employed on SP's famous "Daylight" streamliners from 1941, but in ...A 4-8-8-4 in the Whyte notation for the classification of steam locomotives by wheel arrangement, is a locomotive with a four-wheel leading truck, two sets of eight driving wheels, and a four-wheel trailing truck. Only one model of locomotives has ever used this configuration, and that is commonly known as "Union Pacific Big Boys" after the ...Missouri Pacific 4-8-4 Northerns The Missouri Pacific Railroad converted all 25 of its 2-8-4 Berkshires into 4-8-4 Northerns in the early 1940s. The rebuilt locomotives (road numbers 2101 through 2125) were given 75" drivers, greater boiler capacity, a cast steel engine bed and roller bearings on all axles. The Atchison, Topeka & Santa Fe bought a total of 65 4-8-4s, in four batches, all from the Baldwin Locomotive Works. The first group of 14 were delivered in 1927 (road number 3751), 1928 (road numbers 3752 through 3760) and 1929 (road numbers 3761 through 3764). Curiosly, 3751 was listed in Santa Fe's diagram book as a "Heavy Mountain".The Atchison, Topeka & Santa Fe bought a total of 65 4-8-4s, in four batches, all from the Baldwin Locomotive Works. The first group of 14 were delivered in 1927 (road number 3751), 1928 (road numbers 3752 through 3760) and 1929 (road numbers 3761 through 3764). Curiosly, 3751 was listed in Santa Fe's diagram book as a "Heavy Mountain".4-8-4+4-8-4. Under the Whyte notation for the classification of steam locomotives by wheel arrangement, the 4-8-4+4-8-4 is a Garratt locomotive. The wheel arrangement is effectively two 4-8-4 locomotives operating back to back, with the boiler and cab suspended between the two engine units.Thierry Stora, of the French Compound Locomotives homepage, contends that the problems lay in the difference between the specified minimum curve radius (80 m or 262 ft) and the actual minimum, which could be as low as 50 m (164 ft). As a result, these 4-8-4s were limited to 50 mph (80 kph)05001557. Added to NRHP. January 25, 2006. Spokane, Portland & Seattle 700 is the oldest and only surviving example of the class "E-1" 4-8-4 "Northern" type steam locomotive and the only surviving original Spokane, Portland and Seattle steam locomotive. It was built by the Baldwin Locomotive Works in May 1938. The Santa Fe 2900 Class was a series of 30 4-8-4 type steam locomotives built between 1943 and 1944 for Atchison, Topeka and Santa Fe Railroad and pulled freight and passenger trains until retirement in the early to late-1950s. Today, six 2900s survive, with five units on static display and one, No. 2926, has been restored to operating ... Lionel O Scale Delaware Lackawanna & Western 4-8-4 Steam Engine Set 6-18003 W18. $225.00.Under the Whyte notation for the classification of steam locomotives by wheel arrangement, the 4-8-4+4-8-4 is a Garratt locomotive. The wheel arrangement is effectively two 4-8-4 locomotives operating back to back, with the boiler and cab suspended between the two engine units. In 1930, the SP designed a locomotive similar to those Mountains that had a very large firebox (90.4 sq ft) and a four wheel trailing truck to support it. Thus, evolved the Southern Pacific 4-8-4 which was designated Class GS (Golden State) by the SP. In early 1937, six more "Golden States" arrived but this time from the Lima Locomotive Works.It has flaws, but Broadway Limited Imports has shown an ability to learn from mistakes. Fans of western steam power will be happy to have it and to look forward to comparing BLI releases of Santa Fe (and Union Pacific) locomotives. HO Santa Fe 4-8-4. Price: $329.99. Manufacturer:Fred McLeod. Union Pacific 4-8-8-4 No. 4023 prepares to depart Cheyenne, Wyo., with a westward freight in May 1954. E.C. Storm. It was, more or less, an eight-coupled Challenger. The locomotive boasted both the adhesion of an eight-coupled articulated, needed to haul heavy trains, and large 68-inch driving wheels (only 1-2 inches smaller than ...4-8-2. Under the Whyte notation for the classification of steam locomotives, 4-8-2 represents the wheel arrangement of four leading wheels, eight powered and coupled driving wheels and two trailing wheels. This type of steam locomotive is commonly known as the Mountain type. [1]May 11, 2023 · Union Pacific would go on to roster two distinct classes of 4-8-8-4's listed simply as Class 1 (#4000-4019) and Class 2 (#4020-4024) with Alco delivering the final locomotive in 1944. Union Pacific "Big Boys" #4013 and #4003 layover near the shops at Cheyenne, Wyoming, circa 1957. Jun 16, 2020 · O gauge Union Pacific 4-8-8-4 Big Boy by Lionel Price: $1199.99 no. 1932163 Features: O-31 operation, two can-style motors, LionChief Plus 2.0 command and sound system, smoke unit, remote coupler Low speed (cmd): 1.7 scale mph Low speed (conv) 3 smph High speed: 76.2 smph Drawbar pull: 2 lb., 2 oz. Current production road name: Union Pacific Website: lionel.com The biggest Southern Pacific 4449, also known as the Daylight, is the only surviving example of Southern Pacific Railroad 's "GS-4" class of 4-8-4 "Northern" type steam locomotives and one of only two GS-class locomotives surviving, the other being "GS-6" 4460 at the National Museum of Transportation in St. Louis, Missouri. The 2-8-4's 4-wheel trailing truck permitted a huge firebox to be located after the boiler. The resulting greater steaming rate ensured that such a locomotive would never run out of power at speed, a common failing of older locomotives. Applying the ideas of the freight-minded Berkshire type to the Pacific resulted in a 4-6-4 locomotive.First run. 6 February 1981. The South African Railways Class 26 4-8-4 of 1981, popularly known as the Red Devil, is a 4-8-4 steam locomotive which was rebuilt from a Class 25NC locomotive by mechanical engineer David Wardale from England while in the employ of the South African Railways. The rebuilding took place at the Salt River Works in Cape ... The class used the 4-8-4 configuration of the modified 500B class, but was also designed for work on branch lines with light 60 lb/yd (29.8 kg/m) rail with a reduced tender load. The considerable weight of the locomotive was spread over eight axles, four driving and four in the leading and trailing trucks, yielding the necessary light axle ...In the case of a long locomotive like the Big Boy, articulation allowed the engine to operate on tracks with curves as sharp as 20 degrees. ALCO built the Big Boys in Schenectady, New York, and two versions of the engine were made. Starting in 1941, 20 of the 4-8-8-4-1 class engines were made and numbered 4000–4019.4-8-4 Steam Locomotives. Category page. Edit. A 4-8-4 "Northern" is a type of wheel-arrangement for a large tender-type steam locomotive. Which refers to engines with 4 leading wheels, 8 driving wheels and 4 trailing wheels. The class used the 4-8-4 configuration of the modified 500B class, but was also designed for work on branch lines with light 60 lb/yd (29.8 kg/m) rail with a reduced tender load. The considerable weight of the locomotive was spread over eight axles, four driving and four in the leading and trailing trucks, yielding the necessary light axle ...HO scale UP 4-8-4. Price:$239.98. Manufacturer: Rivarossi, imported exclusively by Wm. K. Walthers Inc. P.O. Box 3039 Milwaukee, WI 53201 414-527-0770. Description: Plastic-and-metal ready-to-run Union Pacific steam locomotive. Features: Blackened metal wheels, driver tires, and side rods DCC decoder socket in locomotive Directional headlightsThe Chicago, Milwaukee, St. Paul & Pacific Railroad's own motive power department designed a Class S-1, 4-8-4 in 1930. It was built by the Baldwin Locomotive Works and put on the roster as number 9700. It remained the lone Northern on the CMStP&P for the next seven years.There was an almost forgotten earlier 4-8-4 built in 1931 by ALCO. This three-cylinder experimental locomotive carried road number 800 and was designated Class HS-1a. It did not do well on its test runs and was put to work as a hump engine at Selkirk yard. Unfortunately, EMD F-7 passenger diesels were being delivered at the same time as the 4-8 ...The Baldwin 4-8+8-4 750/8DE1 was the Baldwin Locomotive Works ' first attempt at building a road diesel locomotive. The trucks were configured in a 2-D+D-2 wheel arrangement. Only a single test unit was built. In 1943 Baldwin built an experimental "Centipede" as a demonstrator unit, which was assigned road #6000. 4-8-2. Under the Whyte notation for the classification of steam locomotives, 4-8-2 represents the wheel arrangement of four leading wheels, eight powered and coupled driving wheels and two trailing wheels. This type of steam locomotive is commonly known as the Mountain type. [1] The Soviet locomotive class P36 ( Russian: П36) was a Soviet mainline passenger steam locomotive type. Between 1950 and 1956, 251 locomotives were built. The locomotives were nicknamed "Generals" because of the red stripe down the side. The P36 had the same power as a class IS locomotive but the axle loading of 18 tons allowed its use on the ...Union Pacific would go on to roster two distinct classes of 4-8-8-4's listed simply as Class 1 (#4000-4019) and Class 2 (#4020-4024) with Alco delivering the final locomotive in 1944. Union Pacific "Big Boys" #4013 and #4003 layover near the shops at Cheyenne, Wyoming, circa 1957.Swiss classification: 4/9; This wheel arrangement was proposed by Lima Locomotive Works in 1949 as a continuation of their "Super Power" concept, essentially an expansion of the 4-8-4. A larger firebox similar to the ones on the 2-6-6-6 locomotives built by Lima would have been fitted, allowing for greater power at speed. Despite promotion by ... 4-8-4: 4'-8½" AT&SF: Locomotive Park, 315 W Beale St (US 93), Kingman, AZ: display: Baldwin #60385, 1928: 261: S-3: 4-8-4: 4'-8½" CMStP&P: GN Shops/Minneapolis Junction, Minneapolis, MN: operational: Alco (Schenectady) #71974, 07/1944: Restored to operation in 1993. Taken out of service in 2008. Returned to operation on December 12, 2012.The first United States 4-8-2s were in the employment of the C&O as the J-1 design, in 1911. Unlike the Hendrie 4-8-2s, this was basically an enlarged 4-6-2 for passenger trains over the Appalachians. The 4-8-2s used by the New York Central, the "Mohawks" were also an enlarged 4-6-2, essentially a K-11 type with an extra axle.The Southern Pacific GS-4 is a class of streamlined 4-8-4 "Northern" type steam locomotive operated by the Southern Pacific Railroad (SP) from 1941 to 1958. A total of twenty-eight were built by the Lima Locomotive Works, numbered 4430 through 4457. GS stands for "Golden State" or "General Service." Unlike the GS-3, the GS-4 had a dual ...Aug 31, 2020 · Union Pacific rostered ten 4-10-2 locomotives that were three-cylindered machines developing 77,917 lbs of tractive effort on 63" drivers. They were a precursor to the 4-12-2 Union Pacific type, which was developed as a fast freight locomotive with 67-inch drivers and three cylinders, with a long shallow firebox supported by the training truck and drivers, similar to the firebox configuaraton ... October 4, 2000. Atchison, Topeka and Santa Fe 3751 is a class 3751 4-8-4 "Heavy Mountain" type steam locomotive built in May 1927 by the Baldwin Locomotive Works in Eddystone (Philadelphia), Pennsylvania for the Atchison, Topeka & Santa Fe Railway (ATSF). No. 3751 was the first 4-8-4 steam locomotive built for the Santa Fe and was referenced ... This graph shows the calculated drawbar horsepower curves for five classes in the first wave of 4-8-4s: Lackawanna Q-1, Canadian National U-2-a, Northern Pacific A, Santa Fe 3751, and Canadian Pacific K-1. Neil Carlson. In the days of steam it was a normal practice to estimate the horsepower potential of a locomotive.This graph shows the calculated drawbar horsepower curves for five classes in the first wave of 4-8-4s: Lackawanna Q-1, Canadian National U-2-a, Northern Pacific A, Santa Fe 3751, and Canadian Pacific K-1. Neil Carlson. In the days of steam it was a normal practice to estimate the horsepower potential of a locomotive.Santa Fe 3751. Santa Fe 3759. Santa Fe Class 2900. South African Class 25 4-8-4. South African Class 25NC 4-8-4. South African Class 26 4-8-4. South Australian Railways 500 class (steam) South Australian Railways 520 class. Southern Pacific 4449.With this in mind, the 520 class was commissioned, combining the better features of the earlier 500 and 620 class locomotives. Design. The class used the 4-8-4 configuration of the modified 500B class, but was also designed for work on branch lines with light 60 lb/yd (29.8 kg/m) rail with a reduced tender load. The considerable weight of the ... Nacional de Mexico 4-8-4 Locomotives in Mexico. The Ferrocarriles Nacionales de Mexico (National Railways of Mexico) bought a total of 32 Northern type, Class QR-1, locomotives in 1946. NdeM purchased 16 from the American Locomotive Company and 16 from the Baldwin Locomotive Works. On the NdeM these locomotives were called "Niágaras" and were ... Works numbers were 633-642. One of the largest locomotives operated in Australia, these mixed-traffic engines were designed by FJ Shea. Although built in England, the bar frames were subcontracted from Baldwin. Although delivered as Mountains (4-8-2), they became Northerns beginning in 1929 to accommodate a booster that supplied 8,000 lb (3,629 ...First run. 6 February 1981. The South African Railways Class 26 4-8-4 of 1981, popularly known as the Red Devil, is a 4-8-4 steam locomotive which was rebuilt from a Class 25NC locomotive by mechanical engineer David Wardale from England while in the employ of the South African Railways. The rebuilding took place at the Salt River Works in Cape ... Union Pacific 4014 is a steam locomotive owned and operated by the Union Pacific (UP) as part of its heritage fleet. It is a four-cylinder simple articulated 4-8-8-4 "Big Boy" type built in 1941 by the American Locomotive Company (ALCO) at its Schenectady Locomotive Works. It was assigned to haul heavy freight trains in the Wasatch mountain ... 4-4-4T Cóndor of the Gran Ferro­carril de Venezuela in 1901. The 3 ft 6 in (1,067 mm) gauge Gran Ferrocarril de Venezuela (Great Venezuela Railway) acquired a class of three 4-4-4T locomotives in 1892, the Cóndor, Gavilán and Halcón. They were built by Hartmann's Sächsische Maschinenfabrik in Chemnitz, Germany. Their maximum speed was 70 ...The 4-8-4's were given Class J and built by the master steam builders at N&W's Roanoke, Virginia shops. These machines could haul the mail, quite literally, and were the most powerful 4-8-4's ever built with tractive efforts reaching 80,000 pounds, boiler pressures of 300 psi, and perfectly couter-balanced to reach unimaginable speeds of 140 mph!The Great Northern Railway obtained its first "Northerns" in 1929, when six Class S-1s were delivered from the Baldwin Locomotive Works. These 4-8-4s were given road numbers 2550 through 2555 and had 73" drivers, 28 x 30 cylinders, a boiler pressure of 250 psi, a weight of 472,120 lbs and a tractive effort of 68,466 pounds. Union Pacific's own team, in conjunction with Alco (both parties had also collaborated on the 4-6-6-4), significantly enlarged the Challenger to create the 4-8-8-4 Big Boy. The locomotive offered a tractive effort of roughly 135,000 pounds (37,650 pounds more than its smaller cousin) with speeds capable of 80 mph.Improved HO 4-8-4 has looks and power. This HO 4-8-4 from Rivarossi is a welcome upgrade to an accurate and attractive model originally introduced in 1980. The new engine features RP-25 wheels, improved electrical pickup, flywheel drive, increased weight for traction, and wiring for plug-in installation of Digital Command Control (DCC). The wheel arrangement of small diesel and petrol locomotives can be classified using the same notation as steam locomotives, e.g. 0-4-0, 0-6-0, 0-8-0. Where the axles are coupled by chains or shafts (rather than side rods) or are individually driven, the terms 4w (4-wheeled), 6w (6-wheeled) or 8w (8-wheeled) are generally used. Number 4000 was delivered to Omaha at 6PM, September 5, 1941. The 25 Big Boys were built in two groups. The first group of 20 locomotives, called "Class 1", were built starting in 1941. They were numbered 4000-4019. The second group of 5 locomotives, "Class 2", were built in 1944. They were numbered 4020-4024.The Nashville, Chattanooga & St. Louis Railroad bought five 4-8-4 locomotives in 1930, which they called "Dixies" (instead of "Northerns" - a name that would seem inappropriate on a fine southern railroad). These 1930 "Dixies" came from the American Locomotive Company and were designated Class J-2 and assigned road numbers 565 through 569.October 4, 2000. Atchison, Topeka and Santa Fe 3751 is a class 3751 4-8-4 "Heavy Mountain" type steam locomotive built in May 1927 by the Baldwin Locomotive Works in Eddystone (Philadelphia), Pennsylvania for the Atchison, Topeka & Santa Fe Railway (ATSF). No. 3751 was the first 4-8-4 steam locomotive built for the Santa Fe and was referenced ...4-8-4: 4'-8½" AT&SF: Locomotive Park, 315 W Beale St (US 93), Kingman, AZ: display: Baldwin #60385, 1928: 261: S-3: 4-8-4: 4'-8½" CMStP&P: GN Shops/Minneapolis Junction, Minneapolis, MN: operational: Alco (Schenectady) #71974, 07/1944: Restored to operation in 1993. Taken out of service in 2008. Returned to operation on December 12, 2012.The Great Northern Railway obtained its first "Northerns" in 1929, when six Class S-1s were delivered from the Baldwin Locomotive Works. These 4-8-4s were given road numbers 2550 through 2555 and had 73" drivers, 28 x 30 cylinders, a boiler pressure of 250 psi, a weight of 472,120 lbs and a tractive effort of 68,466 pounds.Strasburg Railroad, Strasburg, PA. operational. Baldwin (Burnham) #28343, 1906. From the IRM, Union, IL, then the Boone & Scenic Valley Railroad, Boone, IA. Featured in Thomas & The Magic Railroad. Taken out of service in late 2018. Returned to operation in September 2019. Only operating 4-8-0 type in the US.Shop online for 62 4-8-4 model train locomotives at discounts up to 28%. Steam - HO is the most popular of the 3 4-8-4 model train locomotives categories, then Steam - N, and Diesel - N. Broadway Limited Imports is ranked #1 out of 4 4-8-4 model train locomotives manufacturers, followed by Kato USA Inc, and Athearn.Dec 20, 2016 · The Big Boy utilized a 4-8-8-4 wheel arrangement and was the only locomotive to do so. At the front of the engine was a four-wheel leading truck that had 36 in (.91 m) wheels. This was followed by eight 68 in (1.73 m) drive wheels, with a single piston driving a set of four wheels on each side of the engine. Thierry Stora, of the French Compound Locomotives homepage, contends that the problems lay in the difference between the specified minimum curve radius (80 m or 262 ft) and the actual minimum, which could be as low as 50 m (164 ft). As a result, these 4-8-4s were limited to 50 mph (80 kph)Ultra-realistic Union Pacific 4-8-8-4 “Big Boy” steam locomotive. Complete and authentic operating controls and characteristics. Optional configurations for all levels of difficulty from manual operations to auto-fireman and auto-engineer assists, the locomotive is also compatible with Simple Controls. Three locomotive livery variations.Union Pacific 4014 is a steam locomotive owned and operated by the Union Pacific (UP) as part of its heritage fleet. It is a four-cylinder simple articulated 4-8-8-4 "Big Boy" type built in 1941 by the American Locomotive Company (ALCO) at its Schenectady Locomotive Works. It was assigned to haul heavy freight trains in the Wasatch mountain range.She was the last of three K-4-b class Pacifics built for the Grand Trunk Western by Baldwin Locomotive Works in 1929. They featured enclosed or vestibule cabs similar to those on GTW's 4-8-4s and 4-8-2s, and also introduced the exhaust steam injector in place of the feedwater heater of the K-4-a class. This photo was taken in the summer of 1953.The Atchison, Topeka & Santa Fe bought a total of 65 4-8-4s, in four batches, all from the Baldwin Locomotive Works. The first group of 14 were delivered in 1927 (road number 3751), 1928 (road numbers 3752 through 3760) and 1929 (road numbers 3761 through 3764). Curiosly, 3751 was listed in Santa Fe's diagram book as a "Heavy Mountain". Number 4000 was delivered to Omaha at 6PM, September 5, 1941. The 25 Big Boys were built in two groups. The first group of 20 locomotives, called "Class 1", were built starting in 1941. They were numbered 4000-4019. The second group of 5 locomotives, "Class 2", were built in 1944. They were numbered 4020-4024. Shop our full model locomotive inventory & order online today! ... Broadway Limited 7234 N ALCo 4-8-8-4 Big Boy, Paragon4 DCC Sound, Union Pacific #4022 Post-1944With this in mind, the 520 class was commissioned, combining the better features of the earlier 500 and 620 class locomotives. Design. The class used the 4-8-4 configuration of the modified 500B class, but was also designed for work on branch lines with light 60 lb/yd (29.8 kg/m) rail with a reduced tender load. The considerable weight of the ... The 4-8-4 filled the same roles as the 4-8-2. The first Northerns built were intended for passenger service, and were supplied to the Santa Fe, Great Northern, Southern Pacific, and Lackawanna (which called them Poconos), to name a few roads. | Ceielvlnqt (article) | Moivvssq.