Annual Ditch and Drainage Maintenance

Invitation to Bid - posted 4/10/2020

2020 Ditch and Drainage Maintenance Invitation to Bid

 

Timeline

Spring Develop Bid Documents and Select Contractor
Summer Ditching and Culvert Cleaning, Drainage Maintenance Projects
Fall Finish Projects, Final Stabilization, and Clean Up

 

2020 Drainage Projects

NEIGHBORHOOD DITCHING

  1. Plateau Estates Cul-de-sacs;
  2. Pacific Estates;
  3. 238th Ave SE and SE 30th St;
  4. 222nd Pl NE south of NE 9th Dr.

Drainage Maintenance Projects

Eight drainage maintenance projects were selected. These include the following:

 

  1. 222nd Place NE and NE 11th/12th St - Catch Basins Adjustment to Grade
  2. 222nd Place NE and NE 9th Dr – Inlet Repair and Protection
  3. 247th Ave SE and SE 32nd Street Culvert Replacement and Cleaning
  4. 247th Ave SE and SE 30th Street Culvert Replacement and Cleaning
  5. NE 30th Court and East Lake Sammamish Parkway NE – Slope Plantings
  6. Peregrine Point - Inlet Berm Construction
  7. Pine Lake Regional Drainage Facility Improvements
  8. Loree Estates Temporary Tightline Pipe Installation
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