Engineering $ 507.98

Construction--

Clearing and grubbing $ 200.00

Common excavation, 1,167.3 cu. yds. at 75c 875.47

Intermediate excavation, 2,127.6 cu. yds.

at $1.00 2,127.60

Solid rock excavation, 829.5 cu. yds. at

$1.85 1,534.58

12-inch plain concrete pipe, 26 lin. ft.

at $1.50 39.00

15-inch plain concrete pipe, 76 lin. ft. at

$1.80 136.80

18-inch reinforced concrete pipe, 84 lin. ft.

at $2.00 168.00

Class C concrete, 5 cu. yds. at $15.00 75.00

Drainage structures under roadbed to protect

embankment and private water supply 82.25

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5,238.70

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Total cost $5,746.68

Paid by State $ 507.98

Paid by County 5,238.70

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Total $5,746.68

Third biennial report of the Oregon State Highway Commission · 第 99 / 292 题