Chicago : Engineering and Contracting Pub. Co. · leaf 547
is- 6 12-6 6i r-o\ 5-0 _ - - £ Bearing Sec tion A on of Tracks j L L Thrust^7G,500 Lbs I! 61 Plan Earth(>0. 40OLbs Earth ThrustLbs Without Earthin Fron t~ With Traction1,1/5,000 Lbs Without Traction1,105,000 Lbs … Earth£44,000 Lbs I.077. 950 Lbs See tion 3on <£ of Trarck.Fig. 19—Plain Concrete Pier Abutment, Type B„. 1,050 lbs. steel at 3% cts 37 137 so yds. forms at $1.20 164 Total neatwork • $ 570 24 cu. yds. concrete at $6.50 156 1,040 lbs. steel at 3% cts 36 Total footing $ 192 Total concrete 762 46…
Buildings
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