Channel 1C Upgrade - from 98th Avenue to Confluence of Channel 1 Contract Nos. 1, 2, and 3

Contract No. 1 (Channel 1 to STA 7+50) Mobilization/demobilization, soil erosion and sedimentation control measures, demolition, clearing and grubbing, re-grade the eastern and western channel banks to match the existing concrete panels at both the southern and northern project extents, transitioning to the existing concrete panels directly north of Channel 1; transitioning to the existing headwall at the northern end of the project (just south of 90th Avenue N); install reinforced concrete channel lining with concrete bottom; relocate existing utilities as required by the proposed design; tree removal; tree replacement; and perform general site work associated with the improvements listed above, and all related work for a complete and operable system. All Work shall be done as described in the Contract Documents and as shown on the Drawings complete and ready for operation. Contract No. 2 (STA 7+50 to STA 21+00) Mobilization/demobilization, soil erosion and sedimentation control measures, demolition, clearing and grubbing, re-grade the eastern and western channel banks to match the existing concrete panels at both the southern and northern project extents, transitioning to the existing concrete headwall directly north of 90th Avenue N; transitioning to the existing concrete headwall directly south of 94th Avenue N; install reinforced concrete channel lining with concrete bottom; relocate existing utilities as required by the proposed design; tree removal; tree replacement; and perform general site work associated with the improvements listed above, and all related work for a complete and operable system. All Work shall be done as described in the Contract Documents and as shown on the Drawings complete and ready for operation. Contract No. 3 (STA 21+00 to STA 34+00) Mobilization/demobilization, soil erosion and sedimentation control measures, demolition, clearing and grubbing, re-grade the eastern and western channel banks to match the existing concrete panels at both the southern and northern project extents, transitioning to the existing concrete headwall directly north of 94th Avenue N; transitioning to the existing concrete headwall directly south of 98th Avenue N; install reinforced concrete channel lining with concrete bottom; relocate existing utilities as required by the proposed design; tree removal; tree replacement; and perform general site work associated with the improvements listed above, and all related work for a complete and operable system. All Work shall be done as described in the Contract Documents and as shown on the Drawings complete and ready for operation.

Division 02 -	Existing Conditions, Demolition.
Division 31 -	Earthwork, Erosion and Sedimentation Controls.
Division 33 -	Utilities, Storm Drainage Utilities, Ponds and Reservoirs.
Division 35 -	Waterway and Marine Construction, Shoreline Protection, Waterway Construction and Equipment.