. Engineering and Contracting . c: 6x8 -Bracing ^ (5s 6xd Bracing 13 !m?iii:yiiuiiiimiii!m/i!ii^, I 3i ..•I-. TYPICAL SECTION Fig. 3—Method of Shoring Trench,llie horseshoe portion of the sewer were built on timber piles under the outlet structure range from 23 to 28 length, and the balance from to 20 ft. The excavtion, concreting and backfilling operations werepractically the same as at Buckeye St., the same plant beingused. The depth of cut was 18 ft. at the outlet, and rangedfrom 7 to IQVz ft. on Wood St. The deepest excavation wasabout 6 ft. below the riv
. Engineering and Contracting . c: 6x8 -Bracing ^ (5s 6xd Bracing 13 !m?iii:yiiuiiiimiii!m/i!ii^, I 3i ..•I-. TYPICAL SECTION Fig. 3—Method of Shoring Trench,llie horseshoe portion of the sewer were built on timber piles under the outlet structure range from 23 to 28 length, and the balance from to 20 ft. The excavtion, concreting and backfilling operations werepractically the same as at Buckeye St., the same plant beingused. The depth of cut was 18 ft. at the outlet, and rangedfrom 7 to IQVz ft. on Wood St. The deepest excavation wasabout 6 ft. below the river level at that time, necessitatingpumping, a 4 in. centrifugal pumpdriven by a 25 electric motorbeing used. Wood St. is pavedwith asphalt on a concrete baseeast of Monument Av., and to fa-cilitate its removal the concretewas broken, by dropping a 1-tonhammer on it by the derrick asshown in Fig. ,5. The asphalt wascut by an improvised rolling disc,placed on a pin between the tim-bers, and wedged under the derrick. The street has not as yet. beenrepaved. This will be done in con-formity with the original specifi
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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherchicago, bookyear19
