15. A contractor is building thirty-two (32) of the 2'- 0"x 2'- 0"x 0"-10" spread footings shown in the drawing below. Using the material schedule at the bottom of the page, answer the questions a to f below. Concrete (cy) • Rebar (lbs) 2 x 12 Forms 2 x 4 stakes (each) • Nails (lbs) "x12" CF Plan View 2-37 Side View (2) #4 brach way top and botto ▲ Section A-A Concre "x12" Concrete Farm 2"x4" 2-6 Side View Material Specification Frequency Waste, of Use % Concrete 4,000 psi 1 3 Rebar # 4 (0.668 lbs/lf) 1 10 Forms 2 x 12 in. x length 4 10 Stakes Oak, 2 x 4 x 18 in. 4 25 Nails 3½ in. common 1 10 2-67 2x 12" Conte Form 4x4 Sales Concrete (2) reach way top and bott 2-3 Section A-A Comments Use exact measurements then add waste 2" clearance from ends to forms Use exact measurements then add waste Total length is 18" 1 lb/100 bf of total lumber (forms plus stakes)

15. A contractor is building thirty-two (32) of the 2'- 0"x 2'- 0"x 0"-10" spread footings shown in the drawing below. Using the material schedule at the bottom of the page, answer the questions a to f below. Concrete (cy) • Rebar (lbs) 2 x 12 Forms 2 x 4 stakes (each) • Nails (lbs) "x12" CF Plan View 2-37 Side View (2) #4 brach way top and botto ▲ Section A-A Concre "x12" Concrete Farm 2"x4" 2-6 Side View Material Specification Frequency Waste, of Use % Concrete 4,000 psi 1 3 Rebar # 4 (0.668 lbs/lf) 1 10 Forms 2 x 12 in. x length 4 10 Stakes Oak, 2 x 4 x 18 in. 4 25 Nails 3½ in. common 1 10 2-67 2x 12" Conte Form 4x4 Sales Concrete (2) reach way top and bott 2-3 Section A-A Comments Use exact measurements then add waste 2" clearance from ends to forms Use exact measurements then add waste Total length is 18" 1 lb/100 bf of total lumber (forms plus stakes)

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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