g 22 & 23

SCHEDULE FOR SAMPLING AND TESTING OF ASPHALTIC BASE COURSE PLANT MIX (ITEM NO. 203)

Material Test AASHTO Designation

ASTM Equivalent

Sampling and Testing Reference

Coarse Aggregate Gradation AASHTO T-

27ASTM C

136 1/1000CM

Abrasion AASHTO T-96

ASTM C 131

3/Source plus 1/5000 CM

As per Item 203.2.1 (a)

Sodium Sulphate

Soundness

AASHTO T-104 ASTM C 88 3/Source plus

1/5000 CMAs per Item 203.2.1 (b)

Stripping AASHTO T-182

ASTM D 1664

3/Source Plus 2/5000 CM

Fractured Faces Visual -

3 Source plus as required based on visual observation.

As per item 203.2.1

Flat & Elongated particles

Visual - -do- As per item 203.2.1 (e)

Specific Gravity and Absorption

AASHTO T-85

ASTM C 127

4/source for each size in Hot Bins of

Asphalt Plant

For use in preparation

of JMF.Fine

Aggregate Sand Equivalent

AASHTO T-176

ASTM D 2419

3/Source plus as required base on visual observation

As per item 203.2.1 (c)

Plasticity Index

AASHTO T-89 & T – 90

ASTM D 4318 2/1000 CM As per item

203.2.1 (d)

Specific Gravity

AASHTO T-84

ASTM C128 4/Source

For use in preparation

of JMFFriable

particlesAASHTO T-

112ASTM C

142 2/5000 CM -

Asphalt Cement Specific

GravityAASHTO T-

228 ASTM D 70 2/ShipmentFor use in

preparation of JMF

Penetration AASHTO T – 49 ASTM D 5

3/Week of Plant operation. Samples taken from heating tank at staggered

intervals.

As per item 203.2.2

Mixture Extraction AASHTO T -164

ASTM D 2172

2/day’s production

Gradation AASHTO T-30

ASTM C 136

Bulk Sp. Gravity

AASHTO T -166

ASTM D 2726

Maximum Specific Gravity

AASHTO T-209

ASTM D 2041

As per clause 203.2.3

Material Test AASHTO Designation

ASTM Equivalent

Sampling and Testing Reference

Air Voids AASHTO T – 269

ASTM D 3203

Mixture Compacted

in Place

Thickness AASHTO T – 230

ASTM D 2950

1/layer @ 100 M Interval per lane.

As per item 203.3.11

Compaction AASHTO T – 230

ASTM D2950

1/layer @ 100 M Interval per lane.

As per Item 203.3.9

Table on Pages G-22 & G-23