Specifications include, but are not limited to: 1. The cleanouts for the 1 ½ inch (inside diameter) sub-horizontal drain pipes are located near the outlet end of the pipes beneath the northbound lane of Route 23. The work begins approximately 0.2 mile south of the Route 23 and Route 610 intersection. The pipes run beneath Route 23 and are spread out at intervals for over a mile south of the beginning location. There is approximately 72,000 linear feet (LFT) of pipes to be serviced. Some of the pipes have failed over the years and cannot be accessed. The Contractor shall only be paid for actual linear feet of pipe cleaned. 2. CLEANOUT FREQUENCY: The drains shall be cleaned twice a year, in the spring and autumn, and/or as directed by the VDOT Contract Administrator or designee. Work on cleaning the drains will begin within 14 days after notification by the Contract Administrator or designee. 3. RECORDS: A record of the status of the functionality of all drains before and after cleaning shall be kept by the Contractor. This record shall be submitted to the Contract Administrator or designee. Any drain that is not functioning shall be reported to the Contract Administrator immediately.