311 ALASKA 2020 SECTION 613
613-1.01 DESCRIPTION . Furnish and install right -of-way monuments and culvert marker posts.
613-2.01 MATERIALS. Use materials that conform to the following:
Concrete Section 550, Class W Reinforcing Steel Section 503 Paint Acrylic resin or synthetic latex alkyd emulsion. Medium chrome yellow. Marker Posts Subsection 730- 2.05 and the details on the Plans
613-3.01 CONSTRUCTIO N REQUIREMENTS. Install right -of-way monuments according to the
Plans or as staked. Compact the foundation and backfill. Paint the portion of the monument that is above the ground. Install culvert marker posts at t he following locations:
1.The approach side of storm drain outfalls 30 inches and smaller
2.Field inlets that are not in paved parking lots
3.End sections to all cross culverts After driving, leave a 42- inch length of post above ground.
613-4.01 METHOD OF M EASUR EMENT. By each installation, complete in place.
613-5.01 BASIS OF PA YMENT. Payment will be made under:
PAY ITEM Item Number Item Description Unit 613.0001.____ Right -of-Way Monument EACH 613.0002.____ Culvert Marker Post EACH 312 ALASKA 2020 SECTION 614 CONCRETE BARRIER
614-1.01 DESCRIPTION . Furnish and install concrete barrier.
614-2.01 MATERIALS. Use materials that conform to the following:
Concrete Section 550, Class B Reinforcing Steel and Wire Rope Subsection 709- 2.01 Retroreflective Sheeting Material ASTM D 4956, Type III, IV, or V Reflector Assemblies Side-mounted or top- mounted as shown on the Plans.
614-3.01 CONSTRUCTIO N REQUIREMENTS. Use precast or cast -in-place concrete barrier
meeting the lines, dimensions, and requirements shown on the Plans. Give all exposed surfaces a smooth finish. Where the concrete barrier is not placed on pavement, shape, compact, and finish the supporting material to the lines and grades shown on the Plans or as directed. Attach reflector assemblies to concrete barriers accordin g to the manufacturer’s recommendations at 50- foot intervals on the side(s) and top as shown in the Plans. Reflector assemblies are required on both sides of median barriers.
614-4.01 METHOD OF M EASUREMENT. See Section 109.
Each. Per concrete barrier segm ent, 12.5 foot nominal length.
614-5.01 BASIS OF PA YMENT. Reflector assemblies and hardware required to install the barrier
are subsidiary. Unless otherwise noted, all material required to widen embankment for concrete barrier as detailed in the Plans and Special Provisions will be measured and paid for under the appropriate pay items shown in the bid schedule. Payment will be made under: PAY ITEM Item Number Item Description Unit 614.0001.____ Concrete Barrier LF 614.0002.____ Concrete Barrier EACH
Source: Alaska Standard Specifications for Highway Construction, 2020 Edition. Pages 339–339 of 584.