1 Environmental pollution control, including erosion and sediment control BMPs (SP 163) 1 LS LS $ _______ 2 Construction surveys and vibration monitoring (SP 172) 1 LS LS $ _______ 3 Operations and maintenance manual (SP 01 78 23) 1 LS LS $ _______ 4 Trenching, excavation, and backfill including fine grading, shoring plans, and utility toning (2020 Std. Spec Section 31 23 35, as amended) 400 CY _______ $ _______ 5 Street light stabilization (2020 Std. Spec Section 26 56 19.10, as amended) 1 LS LS $ _______ 6 8” diameter underdrain pipe and cleanouts (2020 Std. Spec Section 33 41 16.19, as amended) 200 LF _______ $ _______ 7 Modifications to existing catch basin, including cleaning, pipe penetrations, leak testing, commissioning (SP 33 42 31) 1 LS LS $ _______ 8 30 mil HDPE liner (SP 31 05 19.16) 3,200 SF _______ $ _______ 9 Biofiltration system stone mulch, silva cells and geotextile, and other miscellaneous items (2020 Std. Spec Section 33 49 25, as amended) 1 LS LS $ _______ 10 Fine drain rock (2020 Std. Spec Section 33 46 23.16) 20 CY _______ $ _______ 11 Course drain rock (2020 Std. Spec Section 33 46 23.16) 90 CY _______ $ _______ 12 Engineered soil media (2020 Std. Spec Section 33 44 19.23, as amended) 240 CY _______ $ _______ 13 Landscaping, including topsoil, and plantings installed, in place and complete (2020 Std. Spec Section 32 90 00 and 32 91 13.19) 200 SF _______ $ _______ 14 Observation Well (2020 Std. Spec Section 33 49 25, as amended) 1 EA _______ $ _
