2221.1DESCRIPTION
This Work consists of placing Shoulder base Aggregate adjacent to pavements.
2221.2MATERIALS
2221.3CONSTRUCTION REQUIREMENTS
A General Forms and the Grading and Base Manual are available on the Grading and Base Website. Unless otherwise designated, test procedures are in the Grading and Base Manual . Repair Structures damaged by Contractor operations or negligence. Comply with the requirements of 2211.3A, “General.” Shoulder base Aggregate placed before the Engineer accepts the Contractor’s certification is unauthorized Work in accordance with 1512, “Unacceptable and Unauthorized Work.” B Contractor Quality Control (QC) Testing Test according to the Schedule of Materials Control. Certify Materials on Form G&B-104. Material placed without certifications is unauthorized Work in accordance with 1512, “Unacceptable and Unauthorized Work.” C Shoulder Preparation Comply with the requirements of 2211.3C, “Placing and Compacting”; however, compact the existing Material using the Quality Compaction method as specified in 2106.3G.2, “Quality Compaction.”
Remove vegetation and replace contaminated Material as directed by the Engineer. Immediately sweep spilled Material from the pavement surface. D Department Quality Assurance Testing (QA) Test according to the Schedule of Materials Control. E Tolerances Construct Aggregate shouldering in accordance with 2112.3E, “Tolerances.”
2221.4METHOD OF MEASUREMENT
The Engineer will measure the Shoulder base Aggregate in accordance with 1901, “Measurement of Quantities.” The Engineer will not deduct the mass or volume of water and admixtures. Mass and volume conversion tables are in the Grading and Base Manual .
2221.5BASIS OF PAYMENT
The Contract Unit Price for placing Shoulder base Aggregate includes the costs of removing vegetation, production, testing, placement, compaction, watering or drying, and shaping. The Department will pay for Shoulder base Aggregate on the basis of the following schedule: Item No. Item Unit
2221.507 Shoulder Base Aggregate (CV) Class ___ cubic yard
7 Shoulder Base Aggregate (LV) Class ___ cubic yard
9 Shoulder Base Aggregate Class ___ ton
Get an email when 2221 changes
Minnesota revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.