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5-Foot High-Pressure abutment additional aggregate approximately August borrow area bridge bronze butterfly valves changes channel clearing completed concrete conduit Conejos River consisted construction contained continued contract contractor cost crest delays discharge diversion downstream drilling elevation embankment engineer equipment excavation fault feet field Figure final flow follows force foundation fractured furnished gate chamber Government gravel grout cap haul head holes impervious inches included initial inspection installation joints July June labor laboratory load located machine main dam material maximum means mixing moisture necessary November obtained opening operations outlet pipe outlet tunnel painting percent performed placed placement plant Platoro Dam pounds pressure prime reservoir resulted riprap river road rock season separation September slope specifications spillway stage station steel structure surface tests throughout trashrack trench trucks tunnel unit upstream valve house wall zone
Page 14 - ... PARTS 151. Character of Structure.— The structure is to be of the skeleton, curtain-beam type, resting on I-beam footings or grillages. The building is to be (18) stories high, with a basement story and a (flat) (mansard) (pointed) (hipped) roof. 152. Floor Loading.— The floors are to be calculated for a live load of (100) pounds per square foot, and a dead load of (50) pounds per square foot. The roof is to be calculated for a live load of (50) pounds per square foot, and a dead load of...
Page 18 - Specifications for Low and Intermediate Tensile Strength Carbon-Steel Plates of Flange and Firebox Qualities (Plates 2 in. and Under in Thickness) (ASTM Designation: A 285),' or Tentative Specifications for Low and Intermediate Tensile Strength Carbon-Steel Plates of Structural Quality (Plates 2 in.