. Handbook of construction plant, its cost and efficiency. etpiling. This work required 60 ft. penetration. Five bars of12%-in. x y2-in. Lackawanna steel sheet piling, weighing 40 sq. ft. and 50 ft. long were ordered for this test. Thesebars were driven by a No. 1 Vulcan hammer, weighing 10,150lbs., total striking part 5,000 lbs. with a 42-in. stroke. In generalthe record was as follows: No. 1 Pile (experimenting, etc. Accurate record not taken.) Blows No. 2 Pile 20 min. actual driving time No. 3 Pile 23Ve min. actual driving time 1,572 No. 4 Pile 35 min. actual driving time 2,28
. Handbook of construction plant, its cost and efficiency. etpiling. This work required 60 ft. penetration. Five bars of12%-in. x y2-in. Lackawanna steel sheet piling, weighing 40 sq. ft. and 50 ft. long were ordered for this test. Thesebars were driven by a No. 1 Vulcan hammer, weighing 10,150lbs., total striking part 5,000 lbs. with a 42-in. stroke. In generalthe record was as follows: No. 1 Pile (experimenting, etc. Accurate record not taken.) Blows No. 2 Pile 20 min. actual driving time No. 3 Pile 23Ve min. actual driving time 1,572 No. 4 Pile 35 min. actual driving time 2,284 No. 5 Pile 20% min. actual driving time No. 5 pile was followed down to 10 ft. below the surface ofthe ground in 18% minutes, with 1,153 blows. All five bars weredriven to the surface of the ground, making a penetration of50 ft. Jones & Laugnlin Piling1, illustrated in Fig. 195, costs about per lb., f. o. b. Pittsburgh. It is made in any length. 467 Size(Ins.)12x512x515x615x615x6 Wt. per Sq. Ft.(Lbs.) >I 5ect!onA-AL; ua--¥-ra b I =iL ; i~£dl •& .7v T4T* I; q\b u-. 4- 196. JSectionA-A !<.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbuilding, bookyear191
