Recovery - construction, frenchtown culvert replacement, LO LO NF, missoula MT

RECOVERY - C- 1 - Project Description and Location



(a) Description of Work. This project consists of the replacement of 3 existing culverts. 2 new -105 Span x 96 Rise pipe-arches in the Sixmile Drainage and 1 new -16 Span x 71 rise structureal plate arch with concrete footings in the McCormick Creek Drainage. It includes all associated streambed simulation and the placement of surface aggregate.



(b) Project Location. Two culverts in this project are located approximately 20 air miles northwest of Missoula, Montana in the Sixmile Creek Drainage. They can be reached by taking I-90 west of Missoula to the Huson exit. From the Huson exit travel approximately 1 mile to the intersection with Road 457. Follow 457 north approximately 9.6 miles to the first site. From the first site take a left on Rd 17222 and travel approximately 0.5 miles to the second site.



The third culvert in this project is located approximately 30 air miles northwest of Missoula, Montana in the McCormick Creek Drainage. It can be reached by taking I-90 west of Missoula to the Ninemile exit. From the Ninemile exit travel approximately 1.7 mile and take a right onto the county road. Follow the county road north to its intersection with road 412. Take a left on road 412 and drive approximately 5.2 miles and take a right onto road 392. Follow 392 north approximatley 2.2 miles and take a left on road 4213. The culvert replacement site is approximately 0.5 miles on road 4213.