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August, 1910 'TAE MarRINE REVIEW SLs Bic, 11----CASTING oN PORGE BeFoRE BrickING UP. taking a small forge and _ loosely building with: fire brick a chamber around the work. This is shown in Bees. 14,012, 13° 14 and 15. Bigs 11 shows a manganese bronze _ riser weighing 1,280 pounds, from the foun- dry, and which it is desired to break up, placed on a small forge. Fig. 12 shows how the chamber is built around the riser with loose brick, and the heat in progress, while Fig. 13 shows the riser at a white heat, ready to go under the hammer. In 40 min- utes after the fire was started the top of the riser was at a melting heat. The oil was then shut off for 20 minutes to allow the heat to draw uniformly over the whole area. The oil was then turned on for 18 minutes, at the end of which time the whole Fic. 12--Tue Castine Brickep Up aAnp HEAT IN ProcreEss. of the riser was at a white heat and melting at the outer surfaces. General Arrangement of Shop. The general arrangement of the shop,.. location:. of... taols, cranes,. etc,, are shown in Fig. J -and the accom- panying photographs. The shop or- ganization provides for the following sub-departments: 1. Miscellaneous small work. 2. Heavy forge work. 3. Bolt machine department. 4. Drop forge department. 5. Tool dressing and tempering de- partment. The - fotees, turnaces, hammers, cranes and other facilities are grouped as far as possible to bring the work Fic. 13--Castinc TAKEN FROM Force at WuHuite Heat, Reapy FoR HAMMER. of each of the divisions named to- gether. The shop is entered at two points by a standard gage railway track as shown in Fig. 1, and all heavy mate- rial is handled to and from the shop on cars -served by the shop cranes. The tracks pass immediately adjacent to the east end of the north wing of the shop, from which light work is shipped. All transportation to and from other shops and the storehouse is by means of the yard railway ser- vice. Transportation inside of the shop is by means of electric jib cranes and industrial railway tracks which serve the shop and material yard. The arrangement of the office, store- room, washroom, lunch room and wa- ter closet is shown in Figs. 1, 16 and Fic. 14--Hearru Bricxep Up Taxinc Heat 1n Enp OF CRANK SHAFT. Fic. 15--Suart Enp witH Forcinc Heat, Biast SHut OFr, HEATED ENp 8 INcHES DIAMETER, 11 INCHES LONG.