Invitation to Bid - 2022 ADA Barriers Removal

The work in this contract includes ADA ramp retrofits on 228th Avenue from near SE 24th Street to SE 30th Street/Issaquah Pine Lake Road. The retrofits and repairs will include removing and replacing existing concrete curb, concrete sidewalk, curb ramps, and asphalt pavement, and traffic control. Additional work includes modifying pedestrian push buttons, roadway striping and adjusting utilities in the curb and sidewalk.


Invitation to Bid (.PDF) - Notice sent to Seattle Times and Daily Journal of Commerce.


Visit the Project Page on Builders Exchange to see Plans, Specifications, Addenda and a list of self registered bidders.


Below are links to files that were used to develop the bid information in Sammamish's on-line plan room at Parties interested in bidding on this project are encouraged to view the project page (#SAM11) on Builders Exchange which contains the most current information during the bid process. 

Specifications - Front End Documents (.PDF)

Specifications - Special Provisions (.PDF)

Specifications - Appendices (.PDF)

Plans (.PDF)

Addendum 1 (.PDF)

Bid Information 

Bid Date: March 31,2022 @ 10:00 am PDT

Bid Opening Summary (.PDF)

Bid Tabulation (.PDF)


Online Bid Opening

Bids are due March 31 at 10:00am PDT. At 10:15 am PDT the proposals will be publicly opened and read aloud. Due to the current COVID-19 conditions, the public opening will be broadcast via an online meeting and will not consist of an in-person bid opening. The meeting can be viewed utilizing Zoom and the link below.

Join Zoom Meeting

Meeting ID: 921 1918 5931
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