Micro-Surfacing Mixture
Samples of the mixture should be taken daily and may be taken directly from the mixing unit(s).
Consistency and residual asphalt content tests may be made on the samples and compared to the
specifications. Tests will be run by a qualified laboratory at the expense of the Owner. The
Owner must notify the contractor immediately if any test fails to meet specifications.
The Engineer may use the recorder and measuring facilities of the unit to determine application
rates, asphalt emulsion content, mineral and field control additives, and water.
Non-Compliance
If any two successive tests fail on the stockpile material, the job shall be stopped. It is the
responsibility of the contractor, at his own expense, to prove to the Engineer that the conditions
have been corrected. If any two successive tests on the mix from the same machine fail, the use
of the machine shall be suspended. It will be the responsibility of the contractor, at his own
expense, to prove to the Engineer that the problems have been corrected and that the machine 1s
working properly.
I. MEASUREMENT AND PAYMENT
Micro-surfacing will be paid by the square yard (SY) complete in place as measured in the field
to the nearest 0.1 SY. Payment for micro-surfacing includes full compensation for material,
labor, transportation, and equipment necessary to complete this portion of the Bid Schedule. A
price adjustment for liquid asphalt is provided in this contract as outlined in Item 900 Liquid
Asphalt Adjustment. No payment will be made for materials delivered but not placed.
All materials, labor, equipment, and transportation for the following is considered subsidiary to
this item: mobilization and demobilization, street sweeping, installing and removing plastic on
manhole and service entrances, and tack coat.
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