Reflector Replacement. In the event that a reflector is damaged, replace the damaged reflector by using adhesives and methods recommended by the manufacturer of the markers and approved by the Engineer. This work is considered incidental if damage occurs during the initial installation of the marker housings and maintenance of initial non-cast iron snowplowable markers specified in this section. This work will be paid for under the pay item for the type of reflector replacement if the damage occurred after the initial installation of the non-cast iron snowplowable pavement marker. Missing housings shall be replaced. Broken housings shall be removed and replaced. In both cases the slot for the housings shall be properly prepared prior to installing the new housing; patch the existing marker slots as directed by the Engineer and install the new marker approximately one foot before or after the patch. Removal of broken housings and preparation of slots will be considered incidental to the work of replacing housings. Payment will be made under: Non-Cast Iron Snowplowable Pavement Marker Each Replace Snowplowable Pavement Marker Reflector Each (9-15-20) 1000, 1024 SP10 R24 Revise the 2018 Standard Specifications as follows: Test water from ▇▇▇▇▇ at all locations. Test public water supplies from all out of state locations and in the following counties: ▇▇▇▇▇▇▇▇, ▇▇▇▇▇▇, Brunswick, Camden, Carteret, Chowan, ▇▇▇▇▇▇, Currituck, Dare, Gates, Hyde, New Hanover, Onslow, Pamlico, Pasquotank, ▇▇▇▇▇▇, Perquimans, Tyrell and Washington unless the Engineer waives the testing requirements. Compression Strength, minimum percent of control at 3 and 7 days 90% ASTM C1602 Time of set, deviation from control From 1:00 hr. earlier to 1:30 hr. later ASTM C1602 pH 4.5 to 8.5 ASTM D1293 * Chloride Ion Content, Max. 250 ppm ASTM D512 * Total Solids Content (Residue), Max. 1,000 ppm SM 2540B * Resistivity, Min. 0.500 kohm-cm ASTM D1125 * *Denotes an alternate method is acceptable. Test method used shall be referenced in the test report.
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Sources: Roadway Contract, Roadway Contract