Construction Program Management and Inspection Guide

B–34 Appendix B: Quality Assurance Resources
SAMPLE
CONSTRUCTION PROGRAM MANAGEMENT AND INSPECTION GUIDE (5/01/04)
5.4.2 – Roadway Embankment Material
QC Sampling and Testing Requirements
Quality
Sublot Size/
Test Point of Sampling
Characteristic Test Method(s) Lot Size Frequency Sampling Method
Gradation AASHTO T11 Total Quantity 1 Sample/
AASHTO T27 of Embankment 5,000 m3 for From In-Place
Material Type / 1st 5,000 m3 and Lift of Random
Source / Project 1 Sample/ Embankment T2, T248
Segment 10,000 m3 thereafter
Maximum Dry AASHTO T99 Total Quantity of 1 Sample/
Density and (Method C) Embankment 5,000 m3 for From In-Place
Optimum AASHTO T180 Material Type / 1st 50,000 m3 and Lift of Random
Moisture (Method D) Source / Project 1 Sample/ Embankment T2, T248
Content Segment 10,000 m3 thereafter
Total Quantity of
Maximum Embankment Minimum From In-Place Random
Rock Size Visual/Tape Material Type / 4/Lift/Day Lift of Backfill Visual
(< 1 m) Source / Project
Segment
Maximum Total Quantity of
Lift Thickness Rod/Grade Stake Embankment Minimum From In-Place Random Visual
(< 600 mm for Material Type / 4/Lift/Day Lift of Maximum
Earth Excavate) Source / Project Embankment
Segment
Maximum Total Quantity of
Lift Thickness Embankment Minimum From In-Place Random
(< 300 mm for Rod/Grade Material Type / 4/Lift/Day Lift of Visual
Ordinary Borrow Stake Source / Project Embankment
and Gravel Segment
Borrow)
Maximum Total Quantity of
Lift Thickness Rod/Grade Embankment Minimum From In-Place Random
(< 200 mm for Stake Material Type / 4/Lift/Day Lift of Visual
Special Borrow) Source / Project Embankment
Segment
In-Place Total Quantity of 1 Sample/1,000
Density and AASHTO T310 Embankment m 3 , but From Random
Moisture Content (Method B) Material Type / not less than Compacted T310
(Per Targets) Source / Project 1/Placement Embankment
Segment Location/Day