SECTION 501 ASPHALTIC CONCRETE MIXTURES
MATERIAL |
REFERENCE |
PURPOSE |
SAMPLED BY |
MINIMUM FREQUENCY |
MIN. QUANTITY |
CERT. |
REMARKS |
|
TESTED BY |
METHOD |
CONTAINER |
DISTR. |
|||||
| ADDITIVES | Anti-Stripping | 501.02 Mat. Lab |
Prelim. Source Approval |
Dist. Lab S 612 |
1/batch or storage tank | 500 mL Friction top can |
---- |
(QPL 57) |
| 501.02 Mat. Lab |
Accept. | Proj. Engr. S 601 |
1/shipment* | ------ |
1 & 7 |
(QPL
57) *Visual inspection by Proj. Engr., sample only if questionable. |
||
| 501.02 Mat. Lab |
Accept.* | Proj. Engr. S 601 |
1/batch or shipment | 500 mL Friction top can |
---- |
(QPL
57) *When material is not accompanied by CD. |
||
| Hydrated Lime | 501.02 1018.03(a) Mat. Lab |
Accept. | Proj. Engr. S 102 |
1/shipment* | ------ |
1 & 7 |
(QPL
34) *Sample only if questionable. |
|
| Silicone | 501.02 Proj. Engr. |
Accept. | ------ |
------ |
------ |
---- |
(QPL
22) Proj. Engr. to verify that viscosity indicated on container conforms to QPL requirements. |
|
| AGGREGATES | Aggregates Prior to Crushing | 501.02(c)(5) 1003.06(a)(1) Dist. Lab |
Accept. | Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL
2) Percent passing the 4.75 mm sieve. |
| Combined Aggregates (Moisture Content) |
503.09 Contractor |
Quality Control |
Contractor S 101 |
2/day/plant* | 4 L Suitable container |
---- |
For drum-mixer plants.
*Sample prior to starting plant & during operation. |
|
| Crushed Gravel | 501.02 Dist. Lab |
Accept. | Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL
2) For % crushed. |
|
| Crushed Shell | 501.02 Dist. Lab |
Accept. | Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
||
| Expanded Clay | 501.02 Proj. Engr. |
Accept. | ------ |
------ |
------ |
---- |
(QPL
2) Visual inspection by Proj. Engr. |
|
| Hot Bins or Cold Feed | 1003.06 Dist. Lab |
Design | Proj. Engr. S 101 |
* |
1 full sample sack | ---- |
For specific gravity.
*Frequency to be determined by the Dist. Lab. |
|
| Mineral Filler | 501.02(c)(3) Dist. Lab |
Accept. | Proj. Engr. S 102 |
1/500 Mg* | 4 L Friction top can |
---- |
(QPL
10) *Sampling not required for portland cement or hydrated lime when accompanied by CD. |
|
| Natural Coarse Sand | 1003.06(a)(2) Dist. Lab |
Accept./ Design |
Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL
2) Includes sand equivalent testing on natural sands composite from JMF. |
|
| Natural Fine Sand | 1003.06(a)(3) Dist. Lab |
Accept./ Design |
Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
Includes Sand Equivalent testing on natural sand composite from JMF. | |
| Reclaimed Asphaltic Pavement (RAP) | 501.02(c)(2) Dist. Lab |
Accept. | Proj. Engr. S 101 |
3/stockpile | 1 full sample sack each | ---- |
For % AC, % crushed and gradation. | |
| Recycled PCC | 501.02(c)(1) Dist. Lab |
Accept. | Proj. Engr S 101 |
1/1000 m3 | 1 full sample sack | ---- |
Must be approved and placed in dedicated stockpile. | |
| 501.02(c)(1) Mat. Lab |
Prelim. Source Approval |
Dist. Lab S 801 |
1/stockpile* | 6 full sample sacks | ---- |
See S 801 for maximum stockpile quantities. | ||
| Sand-Gravel | 1003.06(a)(8) Dist. Lab |
Accept. | Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL 2) | |
| Screenings | 501.02(c)(4) Dist. Lab |
Accept. | Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL 2) | |
| Slag | 501.02 Dist. Lab |
Accept./ Design |
Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL 2) | |
| Stone | 501.02 Dist. Lab |
Accept./ Design |
Proj. Engr. S 101 |
1/stockpile | 1 full sample sack | ---- |
(QPL 2) | |
| ASPHALT MIX RELEASE AGENT | 1018.26 503.04 Proj. Engr. |
Accept.* | ------ |
------ |
------ |
---- |
(QPL
25) *Visual inspection for performance by Proj. Engr. |
|
| ASPHALTIC
CONCRETE (Plant) |
Anti-Strip Additive, % |
501.12(b) 501.12(e) Proj. Engr. |
Accept. | Proj. Engr. S 605 |
1/half lot | * |
---- |
*Range given on JMF, % AS from meter. See QA Manual. |
| Ash Content | * Dist. Lab |
Design | Proj. Engr. TR 314 |
1/JMF | ** |
---- |
*Refer to the QA Manual.
**See DOTD TR 314. |
|
| Asphalt Cement, % | 501.12(a) 503.09 Proj. Engr. |
Accept. | Proj. Engr. S 605 |
1/half lot | * |
---- |
*% AC for meter or scales.
See QA Manual. |
|
| Briquettes | 501.03 Contractor |
Design | Contractor TR 303 TR 322 |
1 set/JMF | 9 briquettes/set 6 briquettes/set* |
---- |
*9 briquettes for DOTD TR 303, 6 briquettes for DOTD TR 322. Results submitted with JMF. | |
| Quality Control* | TR 322 | 1 set/10,000 Mg/JMF | ------ |
---- |
||||
| 501.12 Dist. Lab |
Design/ Accept. |
Proj. Engr. TR 322 |
1 set/JMF or 1 set/20,000 Mg/JMF* | 6 briquettes/set | ---- |
*1 set per JMF for design to validate contractor's results and 1 set per 20,000 Mg per JMF for acceptance. | ||
| 501.12(b) Proj. Engr. |
Accept. | Proj. Engr. S 203 & S 605 |
4/lot* | Suitable sampling bucket | ---- |
*One briquette for Marshall properties for each sublot. | ||
| 501.12(b) Dist. Lab |
Verif. | Proj. Engr. S 203 & S 605 |
1/half lot | Suitably wrapped | ---- |
Shall be a companion sample of an acceptance sample representing each half lot of plant operation. (Submit the second briquette.) | ||
| 501.12(b) Dist. Lab |
I A | Dist. Lab S 203 |
------ |
------ |
---- |
See Independent Assurance Program S 701. | ||
| Job Mix Formula (JMF) | 501.03 Contractor |
Design | ------ |
1/mix type/ plant |
------ |
---- |
Contractor shall submit to the Proj. Engr. the proposed job mix formula with suporting design data. Approval by the Dist. Lab Engr. is required prior to starting work. | |
| 501.12 Dist. Lab |
Accept. | ------ |
1/mix type/ plant |
------ |
---- |
Dist. Lab to evaluate all data submitted with JMF and complete sample testing. After approval, contractor may start production. | ||
| Loose Mixture
(Asphalt Coating) |
503.02(m) Contractor |
Mix Design/ Quality Control |
Contractor S 203 AASHTO T 195 |
1/JMF* | 4 L Friction top can |
---- |
*Additional tests shall be taken to control asphalt coating of aggregates in mixture. | |
| 503.02(m) Proj. Engr. |
Accept. | Proj. Engr. S 203 AASHTO T 195 |
1/JMF* | 4 L Friction top can |
---- |
*Additional tests shall be taken if asphalt coating is questionable. | ||
| Loose Mixture
(Gradation, % AC and % Crushed) |
501.03 Contractor |
Quality Control |
Contractor S 203 & S 605 |
1/half lot* | Suitable sampling bucket | ---- |
*Results plotted on control charts. A third sample may be taken if either or both do not meet specifications. | |
| 501.12(b) Dist. Lab |
Accept. | Proj. Engr. S 203 & S 605 |
3/lot* | 4 L Friction top can |
---- |
*One loose mix sample obtained from three sublots for acceptance by DOTD. | ||
| 501.12(b) Dist. Lab |
I A | Dist. Lab S 203 |
------ |
------ |
---- |
See Independent Assurance Program S 701. Whenever possible, sample at same time acceptance sampling is done. | ||
| Loose Mixture
(Moisture Content) |
503.09 Contractor |
Mix Design/ Quality Control |
Contractor S 203 TR 319 |
1/JMF* | 4 L Friction top can |
---- |
*Additional tests shall be taken to control moisture content in final mixture. | |
| 503.09 Proj. Engr. |
Accept. | Proj. Engr. S 203 TR 319 |
1/JMF* | 4 L Friction top can |
---- |
*Additional tests shall be taken to control moisture content in final mixture. | ||
| Loose Mixture
(Recovered Asphalt) |
503.02(a) Mat. Lab |
Plant Certification | Proj. Engr. S 203 AASHTO T 170 |
1/plant* | 4 L Friction top can |
---- |
*Additional samples will be taken if plant process is questionable. | |
| 501.03(c) 503.02(a) Mat. Lab |
Accept. | Proj. Engr. S 203 AASHTO T 170 |
1/JMF* | 4 L Friction top can |
---- |
*Applies to each JMF with reclaimed asphaltic pavement (RAP). | ||
| Loose Mixture*
(Temperature) |
503.09 Contractor |
Quality Control | Contractor S 605 |
10/lot | ------ |
---- |
*Temperature of mixture at discharge from mixer. | |
| 503.09 Proj. Engr. |
Accept. | Proj. Engr. S 605 |
4/lot** | ------ |
---- |
*Temperature of mixture at
discharge from mixer. **One for each sublot. |
||
| ASPHALTIC
CONCRETE (Roadway) |
Density | 501.12(b) Proj. Engr. |
Accept. | Proj. Engr. S 203 & S 605 |
5/lot/project* | 100 mm diameter core | ---- |
*One from each roadway sublot. See QA manual for shipment of cores. |
| 501.12(b) Dist. Lab |
Verif. | Proj. Engr. S 203 & S 605 |
2/lot/project | 100 mm diameter core | ---- |
All 5 acceptance samples, suitably wrapped, shall be sent to Dist. Lab. | ||
| 501.12(b) Dist. Lab |
I A | Dist. Lab S 203 |
----- |
------ |
---- |
See Independent Assurance Program S 701. | ||
| Longitudinal Surface Tolerance | 501.10 Contractor |
Quality Control | Contractor TR 641 S 605 |
Each lot/ project |
Entire length/ one path |
---- |
Contractor must furnish an approved 7.5-m profilograph. Applies to roadway and airports WC & BC, shoulders (min. 3 m wide) and parking area WC. | |
| 501.10 Contractor |
Quality Control | Contractor S 605 |
5/lot/project | ------ |
---- |
Applies to WC on shoulders (less than 3 m wide), turnouts, crossovers, and roadway section less than 30 m. Use an approved 3-m metal static straightedge. | ||
| 501.12(b) Dist. Lab |
Accept. | Dist. Lab TR 641 S 605 |
Each lot/ paving strip |
Entire length/ one path |
---- |
Applies to final roadway or airport wearing course surface. | ||
| 501.10(a)(2) Proj. Engr. |
Accept. | Proj. Engr. S 605 |
Each lot/ project 1/100 m |
Entire length | ---- |
Applies to final wearing on shoulders (less than 3 m wide). Contractor shall furnish an approved 3-m metal static straightedge. | ||
| Loose Mixture* (Temperature) |
501.07 Proj. Engr. |
Accept. | Proj. Engr. S 605 |
2/half lot | ------ |
---- |
*Temperature of mixture in paver hopper. | |
| Transverse Surface Tolerance, Cross Slope and Grade | 501.10 Contractor |
Quality Control | Contractor S 605 |
* |
------ |
---- |
*As needed to control project within specification requirements. | |
| 501.10 Proj. Engr. |
Accept. | Proj. Engr. S 605 |
* |
------ |
---- |
*Test at selected locations for conformance to specifications. | ||
| Thickness | 501.11(a) Proj. Engr. |
Verif. | Proj. Engr. S 203 & S 605 |
5/lot/project | 100 mm diameter core | ---- |
The thickness of the lot will be the average of the 5 thicknesses of roadway density samples for the lot. | |
| Thickness & Width | 501.11 Dist. Lab |
Accept. | Dist. Lab TR 602 |
* |
------ |
---- |
Applies to mixtures specified for
payment on a cubic yard or square yard basis. *See DOTD TR 602. |
|
| ASPHALTIC MATERIAL | Asphalt Cement | 1002.01 Mat. Lab |
Prelim. Source Approval | Refinery S 201 |
1/storage tank | 2 - 1 L Friction top can |
---- |
(QPL 41) |
| 1002.01 Dist. Lab |
Accept. | Proj. Engr. S 201 |
1/transport or plant storage tank | 2 L Friction top can |
1 & 7 |
(QPL
41) Send 1 L to Mat. Lab for failing or nonverifying material. Plant tanks will be resampled if storage exceeds 72 hours. |
||
| 1002.01 Mat. Lab |
Accept. | * |
1/type/ project** |
1 L Friction top can |
---- |
(QPL
41) *Shall be selected at random by the Dist. Lab from the acceptance samples submitted by Proj. Engr. **Not required if sampled under another item. |
||
| Curing Membrane | SEE SECTION 506 OF THIS MANUAL. | |||||||
| Prime Coat | SEE SECTION 505 OF THIS MANUAL. | |||||||
| Tack Coat | SEE SECTION 504 OF THIS MANUAL. | |||||||
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