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Section 19-7.02C. Use for specifying imported borrow material.
Add to section 19-7.02C:
1. Insert R-Value. Do not specify an R-Value greater than that of native material.
The portion of imported borrow placed within 4 feet of the finished grade must have a resistance (RValue) of at least _____.
Pars. 2–6. Use if the project has a mandatory source for imported borrow.
2. Enter the location of the mandatory local material source.
Imported borrow must be obtained and produced for acceptability from the mandatory local material source located at______.
3
Do not obtain imported borrow material from another source.
4. The items listed in this par. are typical information provided by the District. This information may vary for each material source. Items 6 and 7 may apply for desert or other critical areas. Edit to suit work.
Obtaining imported borrow includes the following:
1. Constructing an access road as shown.
2. Clearing and grubbing the material site. Strip the site of materials that may adversely affect the specified material properties.
3. Selecting material within the source.
4. Screening and wasting approximately 30 to 60 percent of the finer material. Crush aggregate so that the imported borrow complies with the grading requirements.
5. Washing materials so that the imported borrow complies with the sand equivalent requirements.
5. Insert cost and unit.
The Department has made arrangement for you to obtain material at the above location at the price of $______per ______for material removed from the site and used in the work. The Department deducts from progress pay estimates due to you to cover the cost of the material removed.
6. Use only if restoration of the borrow site and haul roads is required. Edit to suit work.
After obtaining imported borrow, grade the borrow sites and associated haul roads such that sites drain and blend with the surrounding terrain. Remove equipment before grading.