Washington, D. C., January 15, 1919.

GENERAL CLASSIFICATION.

Material for maintenance of way and structures.

Material for maintenance of equipment.

Material for conducting transportation.

Material common to all departments.

DETAILED CLASSIFICATION.

MAINTENANCE OF WAY AND STRUCTURES.
Class No.
[1–A]Frogs, switches, and crossings, and parts of same.
[1–B]Track fastenings, track bolts, spikes, etc.
[1–C]Track tools—all kinds, including hand and push cars, gasoline motor cars, velocipedes, and parts of same, and miscellaneous track material.
[2–A]Interlocking and signal material.
[2–B]Telegraph and telephone material.
[3]Building and paving brick, cement, lime, stone, cast-iron water and culvert pipe, roofing tile and slate, prepared roofing, all kinds for buildings, sewer and drain tile, etc.
[4]Lumber, bridge and building, including piling, bridge timber, bridge ties, fence posts, shingles, and manufactured lumber for bridges and buildings.
[5–A]Switch ties, treated or untreated.
[5–B]Crossties, treated or untreated.
[6]Iron bridges, turntables, and structural steel, all kinds.
[7]Ballast, all kinds, including riprap.
[8]Rail, all kinds, except scrap.
[9–A]Fuel and water station material, and scales, and parts.
[9–B]Elevators, and coal and ore handling and conveying machinery.
[9–C]Steam derricks, steam shovels, steam ditchers, pile drivers and other such portable equipment used in roadway work and special material for same.
[10]Chemicals for timber treatment.
MAINTENANCE OF EQUIPMENT.
[11]Bolts, nuts, washers, rivets, lag screws, pins and studs.
[12]Springs, helical and elliptical, all kinds, for locomotives and cars.
[13]Flues for locomotive and stationary boilers, arch tubes, dry pipes, all kinds.
[14]Brass, copper, and steel tubing, copper ferrules, and soft metals, such as copper, babbitt, tin, lead, and zinc.
[15]Bar iron and steel, spring steel, tool steel, shaped steel, sheet steel under No. 13 gauge, sheet copper, tin and brass, chain, all kinds, except light coil, wire netting.
[16]Boiler, fire-box, tank and sheet steel, No. 13 gauge and heavier, all kinds.
[17]Heavy forgings for locomotives, such as crank pins, piston rods, quadrants and levers, motion links, valve yokes, etc.
[18]Car forgings, iron and steel for passenger and freight cars, including metal brake beams and metal bolsters.
[19]Locomotive castings, including gray iron, malleable, and steel, rough and finished, also cylinders, rough and finished.
[20]Car castings, including gray iron, malleable, and steel all kinds, also couplers and knuckles, and parts for metal car roofs.
[21]Rough and finished brass castings and journal bearings.
[22]Air-brake material, all kinds, for locomotives, passenger and freight cars, except hose, but including air pump and parts.
[23]Mechanical appliances for locomotives, such as injectors, lubricators, bell ringers, sanders, pop valves, air and steam gauges, whistles, boiler checks and parts, water gauge and lubricator glasses, and speed recorders.
[24]Passenger-car trimmings, all kinds, including oil and gas lamps and fixtures, steam-heat fixtures and fittings, except steam hose, mail car, coach and chair-car seat fixtures, including upholstering material of all kinds, such as carpet, linoleum, rubber tiling and matting for cars and buildings.
[25]Electric material for steam and electric locomotives.
[26]Electric material for steam and traction-line cars.
[27]Shop fuel, smithing coal, coke, fuel oil for furnaces, gasoline, charcoal, etc.
[28]Foundry supplies, fire brick, fire clay, etc.
[29]Wheels, tires, and axles for locomotives and cars, including driving-wheel centers, cast-iron, steel-tired and rolled-steel wheels.
[30]Lumber, locomotive and car, rough and finished, including manufactured articles.
[31]Machinery and machine tools, including all power-driven shop machinery.
[32]Locomotive boilers, fire boxes, locomotive tenders and frames.
[33]Trucks for equipment, locomotives, and cars.
[34]Material in process of manufacture.
[35]Floating-equipment material, all special material peculiar to floating equipment.
CONDUCTING TRANSPORTATION.
[36]Locomotive, train, and station supplies, including tinware, all kinds; lanterns, train, switch, and other signal lamps and parts; locomotive and caboose tool equipment, such as jacks, shovels, wrecking frogs, train chains, etc.; baggage and warehouse trucks, caboose and station stoves and parts, ticket cases, tool handles, and all kinds of woodenware.
[37]Oil-house material, all kinds, including lubricating oils and grease, illuminating oils, boiler compound, all kinds, and waste, all kinds.
[38]Ice, sawdust, hay, and straw for ice houses.
[39]Fuel, locomotive, including coal and wood and fuel oil for locomotive use only.
[40]Fuel for stations and cars; includes coal, coke, and wood.
[41]Commissary supplies for dining cars and restaurants.
GENERAL—COMMON TO ALL DEPARTMENTS.
[42]Pipe, iron and steel, except boiler flues.
[43]Pipe fittings, all kinds, for steam, air, and water; valves and cocks for same.
[44]Electric-lighting material and supplies for buildings and grounds.
[45]Hardware, all kinds, including nails, jacks, small hand tools, emery wheels, wire, and wire cloth.
[46]Rubber and leather goods, including air, steam, and water hose, packing, all kinds, including metallic packing, asbestos, rope, belting, pipe covering, and boiler lagging.
[47]Glass, drugs, chemicals and painter’s supplies, such as brushes, scrapers, sand and emery paper and cloth, also paints, oils, and varnishes; all kinds for equipment and buildings.
[48]Stationery and printing.
[49]Power-plant equipment, including steam and electric power plants and generating stations, motors, and other electrical equipment for operating shop machinery.
[50]Scrap, all kinds, including scrap rail.

DETAIL OF CLASSIFICATIONS.

CLASS 1–A.
FROGS, SWITCHES AND CROSSINGS, AND PARTS FOR SAME.