FLOOD02324

• Designation Number: 32
• County: Adams
• Community: Federal Heights
• Basin: South Platte
• Title: Water and Drainage at Niver Creek, Phases 1 and 2: Cities of Federal Heights and Thornton, Colorado
• Date: 2/1/1974
• Designation Date: 6/1/1974
• Floodplain - Doc Type: Floodplain Report/Masterplan

I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I

TABLE IY-2 (CONTINUED)
PAGE 3 OF 5

Culvert North of East 84th Avenue

Item Quantity Un it Pri ce Cast
Excavation, trench in urban area 2,000 cu. yd. 3.00 6,000
12' x 8' arch CMP culvert 400 !in. ft. 110.00 44,000
Asphalt paving 15 tons 25.00 375
18" riprap 300 tons 25.00 7,500
Riprap bedding 40 cu.yd. 10.00 400
Structural concrete 10 cu.yd. 125.00 1,250
Miscellaneous Lump Sum 5,000
Subtota I 64 , 525
Contingency, 20"10 12,905
Total Field Cost 77 ,430
Use S 80,000

Channel from East 84th Avenue to Interstate 25

Item Quantity Unit Price Cost
Excavation, open, rural 9,800 cu. yd. 1.00 9,800
Compacted embankment 9,100 cu. yd. 2.00 18,200
18" riprap 550 tons 25.00 13,750
Riprap bedding 70 cu. yd. 10.00 700
Seeding 5 acres 700.00 3,500
86" x 138" arch CMP culvert 70 !in.ft. 110.00 7,700
Subtotal 53,650
Contingency, 20"/0 10,730
Total Field Cost 64 , 380
Use S 65,000