Wetlands – temporary and permanent are equal-fill in scoured areas. 6x2, 15x1, 16.5x1, 22x1 = 65.5 sf perm and same 65 sf temp Waterway Permanent-fill in scour areas 6x3.5, 15x3, 16.5x4.5, 22x2.5, = 195 sf Waterway temporary = same as permanent PLUS “sand bar” deposition removal 18x8, 13x8, 4x6, = 402sf + permanent above (195sf) = 597 sf LF of stream: South Bank Sec I = 22 LF fill scour along southstream bank Sec H = 18 LF remove sediment in center of brook Sec G = 13 LF remove sediment in center of brook Sec F = 18 LF remove sediment in center of brook Total = 22 LF (fill) along south stream bank (Browns Brook) North Bank Sec C = 6 LF fill scour Sec D = 15 LF fill scour Sec E = 16.5 LF fill scour confluence of Browns and Mill River Total = 37.5 LF (fill) Browns Brook North Stream Bank Wetlands – temporary and permanent are equal-fill in scoured areas. 27x2, 15x1, 16.5x1, 22x1 = 114 sf perm and same 114 sf temp Waterway Permanent-fill in scour areas on private property 6x3.5, 15x3, 16.5x4.5, 22x2.5, = 195 sf Waterway temporary – permanent same as temporary 223 sf LF of stream: Southbank Sec I = 0 – 11 LF along curve Total = 0 – 11 LF fill scour Northbank Sec A = 18 LF fill scour Sec B = 12 LF fill scour Sec C = 27 LF fill scour Total – 57 LF fill scour Fill in 2.5 c.f. of SW corner scour hole (5 ft long x 0.5 ft x 1 ft deep) with stone/rip rap 1-2 ft in size. Use hydraulic cement for minor scour under the bridge. (5 sf) Contractor to install approx. 12-inch size stones to fill in minor scour along banks/side slope of culvert. (5 c.f.) along NW side. Mortar joints of displaced masonry wall until further replacement. (5 c.f.)
