SECTION 401
Cross Slope Lper5 fullstations "Per 3.17.3.5.1
3.17.1.6 Rejection by Contractor. The Contractor may, prior to sampling, elect to remove any defective material and
replace it with new material at no expense to the Department.
3.17.1.6.1 No wearing course pavement shall be removed or repaired without prior approval of the Engineer.
3.17.1.7 The Contractor may utilize innovative equipment or techniques not addressed by the specifications or these
provisions to produce or monitor the production of the mix, subject to approval by the Engineer.
3.17.2 Quality Assurance.
3.17.2.1 Asphalt pavement designated for acceptance under Quality Assurance (QA) provisions will be sampled once per
sublot on a statistically random basis, tested, and evaluated by the Department in accordance with 106.03.2 and the acceptance
testing schedule in Table 401-4. Testing shall not take place until the material has been placed and deemed acceptable by the
Contractor.
Table 401-4 - Acceptance Testing Schedule
POINT OF . SUBLOT
PROPERTIES SAMPLING LOT SIZE SIZE TEST METHOD
. Behind paver & | i AASHTO T 30
. | | 3 ‘
__SIERNON | __ before rolling’ | 403.722, 8 NDOT BA
Asphalt Binder Behind paver & j meet HO'T 8 4
content ' before rolling 401.3.17.2.2 | pious ; NHDOTB-2
re a NHDOT B-6
Moxiznare | Compacted NHDOT B-8
retical . j ’ ' j 50 5 .
mee’ vain : Roadway Core | Pt tons AASHTO T 209
“In Place Air Voids)” Compacted Po a 756 ons NHDOT B-8
_ Hn total mix®® | foadway' core 4013.17.22 AASHTO T 269
Ride Smoothness ; Completion {Total project 0.1 lane mile 401.3.17.3.4
Cross Slope™ Complenon of | Total project / per 5 full stations 401.3.17.3.5
. + Compacted . i NHDOT B-8
agel25) (7) : i “4
Thickness | roadway" core | Total project 750 tons ASTM D 3549
’ Exctuding bridge pavements.
’ Measurements taken from full depth cores obtained for in place air voids determination.
' For leveling course, samples to be taken at the plant.
Sampling and testing will not be done for leveling course.
‘ Not Including leveling course.
* When the Contractor is supplying mix to more than one paver simultaneously, Contractor’s personnel shall keep a
running total of tonnage supplied to each paver on each paver.
” Tier 1 Ttem only.
Dow ow oN
3.17.2.2 Lot Size. For purposes of evaluating al! acceptance test properties a lot shall consist of the total quantity represented |
by each item listed under the lot size heading in the table above, up to 15,000 tons. For Items with quantities in excess of 15,000
tons, lot sizes will be determined at the pre-placement meeting. Each lot will be broken down into at least 3 sublots.
The Contractor may request a change in the job mix formula. If the request is approved, all of the material produced prior
to the change will be evaluated on the basis of available tests and a new lot will begin. Three sublots must be sampled and tested
before a new lot may begin.
3.17.2.2.1 A lot for Gradation, Asphalt Content and In Place Air Voids shall be the total quantity represented by the job
mix formula with the following exception; the shoulders will be evaluated as a separate lot for in place air voids.
2016 NHDOT
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