Describe the three categories of information gathered, in the office prior to any field survey activity, about the characteristics of the area of a proposed highway location.
What will be an ideal response?
The information gathered in an office study of existing information can be divided
into three categories: engineering, environmental, and economic. Engineering
includes topography, geology, climate, and traffic volumes, and social and
demographic, including land use and zoning patterns. Environmental includes
types of wildlife; location of recreational, historic, and archeological sites; and the
possible effects of air, noise, and water pollution. Economic includes unit costs
for construction and the trend of agricultural, commercial, and industrial activities
in the proposed location area.
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When the truss in Figure P8.8 is loaded, the support at E displaces 0.6 in. vertically downward and the support at A moves 0.4 in. to the right. Compute the horizontal and vertical components of displacement of joint C. For all bars the area = 2 in. 2 , and E = 29,000 kips/in. 2
If an engine develops 100 indicated HP, the brake HP will be about:
A. 85 HP B. 90 HP C. 95 HP D. 100 HP
Subtract the following decimal fractions: 13,141.48 - 1,834.56 __________________
What will be an ideal response?
By the mid-18th century, the overwhelming majority of North American colonies shared all of the following similarities except
A. full democratic participation by all colonists in political affairs, regardless of social and economic class. B. the dominant use of English in language. C. the dominance of Protestantism in religion. D. increased opportunity for social mobility. E. some degree of ethnic and religious toleration.