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 ...Under the Whyte notation for the classification of steam locomotives, 4-8-4 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 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 among the few that it bought new.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.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 ...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 ... Each end of the double-ended locomotive has a four-wheel truck to guide the locomotive at speed, giving the R1 a 4-8-4 wheel arrangement in the Whyte notation (AAR: 2-D-2; UIC: 2'Do'2). Besides the R1, the PRR did not build or order any other 4-8-4 locomotives, however the T1 duplex was essentially a 4-8-4 with 2 sets of driving wheels, making ... 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.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 ... 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..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.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 ... 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). These locomotives were the first in a large series of 4-8-4s of very similar design that totalled more than 200 engines. U-2a (works #1800-1819) numbered from 6100 to 6119 and delivered from Canadian Loco Works in 1927. U-2b (6120-6139), delivered from Montreal in 1927 (works #67351-67370), identical except for 233,400-lb weight on drivers and ...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.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 ...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 ...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.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 ...Get Updates. Canadian National U-class 4-8-4 locomotives proved to be the most versatile of the type operated in North America. It’s generally accepted that the ultimate in steam power was the 4-8-4 Northern type, if defined by criteria that includes speed, power, technology, and, perhaps most importantly, versatility.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.Between 1936 and 1940 it built 28 Class O-5a Northerns (road numbers 5608 through 5635) in its own shops in W. Burlington, IA. All 36 of these locomotives had 74" drivers, 28 x 30 cylinders, 250 psi boiler pressure, and had a traction effort of 67,500 lbs. The first eight weighed 461,000 lbs and the balance weighed 473,700 pounds. 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 ... The Delaware, Lackawanna & Western designed and purchased five 4-8-4s (road numbers 1501 through 1505) to increase its motive power for the "Lackawanna Limited" and other passenger trains. These locomotives were assigned Class Q-1 and were built by the American Locomotive Company after the Northern Pacific took delivery of the first 4-8-4s in 1927. Data from "4-8-4 Locomotives on the Northern Pacific," Baldwin Locomotives (1937), pp. 27-28 and NP to 1944 Locomotive Diagrams supplied in May 2004 by Allen Stanley from his extensive Rail Data Exchange. Works numbers were 62163-62166 in March 1938, 62167-62168. in April and 62169-62170 in May. As suggested by the 1937 account of the A-2s ... 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 ... Jim Wrinn. 4-8-4. •YEARS BUILT: 1926 to 1950. •MANUFACTURERS: Baldwin, Lima, Alco, Canadian Locomotive Co., Canadian Pacific Railway, Montreal, Norfolk & Western. •OPERATED ON: Most sizable railroads that provided fast freight and passenger service.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 among the few that it bought new.Santa Fe 2926 is a former Atchison, Topeka and Santa Fe Railway (ATSF) class 2900 4-8-4 type steam locomotive, built by Baldwin in 1944. It was used to pull passenger and fast freight trains, mostly throughout New Mexico until it was retired from revenue service in 1956. It was subsequently donated to a park in Albuquerque for static display. 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.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.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 ...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 ... 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 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 ...Santa Fe 2926 is a former Atchison, Topeka and Santa Fe Railway (ATSF) class 2900 4-8-4 type steam locomotive, built by Baldwin in 1944. It was used to pull passenger and fast freight trains, mostly throughout New Mexico until it was retired from revenue service in 1956. It was subsequently donated to a park in Albuquerque for static display. These locomotives were the first in a large series of 4-8-4s of very similar design that totalled more than 200 engines. U-2a (works #1800-1819) numbered from 6100 to 6119 and delivered from Canadian Loco Works in 1927. U-2b (6120-6139), delivered from Montreal in 1927 (works #67351-67370), identical except for 233,400-lb weight on drivers and ...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 big J3 engine, the sole survivor of a class of 20 built during the desperate days of World War II, is a 1942 product of the American Locomotive Company. The last time someone proposed removing the 4-8-4 from Centennial Park, in 2001, the parks board declined the offer.Each end of the double-ended locomotive has a four-wheel truck to guide the locomotive at speed, giving the R1 a 4-8-4 wheel arrangement in the Whyte notation (AAR: 2-D-2; UIC: 2'Do'2). Besides the R1, the PRR did not build or order any other 4-8-4 locomotives, however the T1 duplex was essentially a 4-8-4 with 2 sets of driving wheels, making ...Get Updates. Canadian National U-class 4-8-4 locomotives proved to be the most versatile of the type operated in North America. It’s generally accepted that the ultimate in steam power was the 4-8-4 Northern type, if defined by criteria that includes speed, power, technology, and, perhaps most importantly, versatility.The Union Pacific Big Boy is a type of simple articulated 4-8-8-4 steam locomotive manufactured by the American Locomotive Company (ALCO) between 1941 and 1944 and operated by the Union Pacific Railroad in revenue service until 1962. The 25 Big Boy locomotives were built to haul freight over the Wasatch Range between Ogden, Utah, and Green ...The Canadian National Class U-4a was a class of five streamlined 4-8-4 Northern type steam locomotives they were built by the Montreal Locomotive Works in 1936 for the Canadian National Railway, numbered 6400 to 6404. These engines were used for crack passenger service on the Canadian National Railway for much of their careers. The Canadian National U-4 class was a result of wind tunnel ... 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.The St. Louis Southwestern Railroad acquired Northerns at three different times. It bought 10 Class L-1 Northerns in 1930 from the Baldwin Locomotive Works and assigned them road numbers 800 through 809. These 4-8-4s were oil burners with 70" drivers, 26 x 30 cylinders, a boiler pressure of 250 psi, a weight of 419,800 lbs and a tractive effort ... The St. Louis Southwestern Railroad acquired Northerns at three different times. It bought 10 Class L-1 Northerns in 1930 from the Baldwin Locomotive Works and assigned them road numbers 800 through 809. These 4-8-4s were oil burners with 70" drivers, 26 x 30 cylinders, a boiler pressure of 250 psi, a weight of 419,800 lbs and a tractive effort ... 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.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 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 ...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.The Delaware, Lackawanna & Western designed and purchased five 4-8-4s (road numbers 1501 through 1505) to increase its motive power for the "Lackawanna Limited" and other passenger trains. These locomotives were assigned Class Q-1 and were built by the American Locomotive Company after the Northern Pacific took delivery of the first 4-8-4s in 1927.The St. Louis–San Francisco class 4500 was a class of 25 4-8-4 "Northern" type steam locomotives built by the Baldwin Locomotive Works between 1942-1943 and operated by the St. Louis–San Francisco Railway . The first three operated in passenger service, pulling trains such as the Meteor. The rest pulled freight throughout the system until ...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 ...Jun 12, 2006 · 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 ... In the early 1940s, the Missouri Pacific Railroad converted all 25 of its 2-8-4 Berkshires into 4-8-4 Northerns. These 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. They had 28 x 30 cylinders, a boiler pressure of 250 psi, a total ...Feb 9, 2018 · Rio Grande Info cited Robert Schaefer's "D&RGW 4-8-4 Westerns" in "The Prospector", Volume 2 Number 2 for the very interesting origin story of this class. Originally the D&RGW was attracted to Alco's variation on the Delaware, Lackawanna & Western's 4-8-4, in part because Alco had developed a single-piece cylinder and frame casting. 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.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.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 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 among the few that it bought new.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 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.Rivarossi’s 4-8-8-4 Big Boy has been around a long time, but with its fine wire details, smooth performance, and updated sound decoder, this is definitely a modern scale locomotive. Hobbyists modeling the Union Pacific’s steam era shouldn’t need a reason to want one (or more) of these brawny beauties in their roundhouses.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 ...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 ...The St. Louis–San Francisco class 4500 was a class of 25 4-8-4 "Northern" type steam locomotives built by the Baldwin Locomotive Works between 1942-1943 and operated by the St. Louis–San Francisco Railway . The first three operated in passenger service, pulling trains such as the Meteor. The rest pulled freight throughout the system until ...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 Rio Grande Info cited Robert Schaefer's "D&RGW 4-8-4 Westerns" in "The Prospector", Volume 2 Number 2 for the very interesting origin story of this class. Originally the D&RGW was attracted to Alco's variation on the Delaware, Lackawanna & Western's 4-8-4, in part because Alco had developed a single-piece cylinder and frame casting.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 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, 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 St. Louis–San Francisco class 4500 was a class of 25 4-8-4 "Northern" type steam locomotives built by the Baldwin Locomotive Works between 1942-1943 and operated by the St. Louis–San Francisco Railway . The first three operated in passenger service, pulling trains such as the Meteor. The rest pulled freight throughout the system until ...Reading 2101 is a preserved American class "T-1" 4-8-4 "Northern" type steam locomotive constructed in 1945 for use by the Reading Company.Constructed from an earlier "I10SA" 2-8-0 "Consolidation"-type locomotive built in 1923, the 2101 handled heavy coal train traffic for the Reading until being retired from revenue service in 1959.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 ...Water cap. Factor of adh. Norfolk and Western 475 is a 4-8-0 "Mastodon" type steam locomotive built by the Baldwin Locomotive Works in June 1906 as part of the Norfolk and Western Railway's (N&W) first order of M class numbered 375–499. It was first assigned to haul freight trains on the N&W mainline before being reassigned to branch line ...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 4-8-4 was the ultimate wheel configuration for the modern passenger and fast freight steam locomotive. The eight driver arrangement was usable on almost every main line in North America and with drivers up to 80 inches in diameter allowed any reasonable speed that the railroad could handle. The St. Louis Southwestern Railroad acquired Northerns at three different times. It bought 10 Class L-1 Northerns in 1930 from the Baldwin Locomotive Works and assigned them road numbers 800 through 809. These 4-8-4s were oil burners with 70" drivers, 26 x 30 cylinders, a boiler pressure of 250 psi, a weight of 419,800 lbs and a tractive effort ...
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 .... Alphapercent27s regret luna has a son chapter 94
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". 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 1957.4-8-8-4: 4'-8½" UP: UP engine house, Cheyenne, WY: operational: Alco (Schenectady) #69585, 11/1941: From Pomona, CA. Reacquired by the Union Pacific in July 2013. Restored to operation on May 1, 2019. Converted to burn oil. Temporarily uses the tender of UP 3985. Became the first-ever steam locomotive to be equipped with Positive Train Control ...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)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. 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 ... 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 ... 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 ...The B&O bought thirteen 4-8-2s from the Boston & Maine. They were given road numbers 5650 through 5662 and were designated as Class T-4 and were used until 1958. There are no surviving B&O "Mountains". The Class Ts (numbers 5500 & 5501) were scrapped in 1953.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 Delaware, Lackawanna & Western designed and purchased five 4-8-4s (road numbers 1501 through 1505) to increase its motive power for the "Lackawanna Limited" and other passenger trains. These locomotives were assigned Class Q-1 and were built by the American Locomotive Company after the Northern Pacific took delivery of the first 4-8-4s in 1927. 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. 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..