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Page 6 · column 4 of 9 · from the scan, no model involved
Iso will reduce erosion. ♦Work restrictions on projects rhich produce objectionable oise during normal sleeping ours -- 10 p.m. to 6 a.m.m., nless local ordinances establish ther hours. ♦Controls on runoff water by ;mporary settlement basins. ♦Restrictions against frequent ording of live streams with onstruction traffic, or operation f equipment standing in a tream. ♦Precautions against forest ires, by burning restrictions and equirements for the contractor o keep equipment at the site for uppressing fires that may start. ♦Protection of archeological md paleontological materials. On two occasions this year, the ,tate archeologist and members of ;he Virginia Archeological ! Society excavated * prehistoric 1 sites on Highway Department right-of-way and added considerably to the knowledge of Virginia’s pre-European past.) ♦New requirements for early seeding of slopes, to have it preformed during seasons set forth on the plans, thereby enabling the landscape engineer to relate the season to the type of seed and the area of the state. Another provision, which wasn’t developed in time for inclusion in the 1970 edition, also will be in effect in January. It provides for compensating the contractor for performance of temporary erosion and siltation control measures such as settlement basins.
It also sets limits on the denuding of portions of a project j for grading operations, restricting the amount of area that can be exposed at one time before j reseeding is begun, in order to reduce runoff problems.
In addition to the specifications which will be applicable to projects advertised for bids in January, tbe Highway Department is calling contractors’ attention to regulations of the Air Pollution Control Board and the Water Control Board that will be applicable to highway construction.
The new book of specifications is based in part on recommendations in an
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