Engineering and Contracting . iiobl. Cement1. %.- Concrete pCu Ft Sancl- Section I-JEngrConfr. Sec hon EFPlan and Sections of New Abutment as Completed, December. 1903. The following is the cost of the lowerriver crib: Material— Unit Cost. Lumber, oak, M. ft. B. M $ Lumber, pine, M. ft. B. M Riprap. 1,014 cu. .74Iron and spilies, lbs Fuel Total cost materials .... Labor—Excavating. 980 cu. yds. $0,039Framing and placing timbers. M. ft Filling with riprap. cu. yds 447 Inspection of lumber. 8 M. ft 39 Inspection of riprap. 90 cu. yds 008 Total l
Engineering and Contracting . iiobl. Cement1. %.- Concrete pCu Ft Sancl- Section I-JEngrConfr. Sec hon EFPlan and Sections of New Abutment as Completed, December. 1903. The following is the cost of the lowerriver crib: Material— Unit Cost. Lumber, oak, M. ft. B. M $ Lumber, pine, M. ft. B. M Riprap. 1,014 cu. .74Iron and spilies, lbs Fuel Total cost materials .... Labor—Excavating. 980 cu. yds. $0,039Framing and placing timbers. M. ft Filling with riprap. cu. yds 447 Inspection of lumber. 8 M. ft 39 Inspection of riprap. 90 cu. yds 008 Total labor Grand total ( M. ft.). Per , in Crib, $249 469714 13221 $1,585 $39 721 455 3 .72 .$1,219.$2,804 $ $ $ .06 .02 $$ Per M. cost of crib timber, delivered.$ Average cost to place timber Average cost of crib timber in The above costs include field supervision and subsistence, but do not include freight on timber, which is about $1 per M. ft. Summary of Lock Work: Total, Clearing site (
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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherchicago, bookyear19
