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Pine Bluff Sand and Gravel Company	Lab # 903800
Monticello Laboratory
Monticello, AR
Phone: (870) 329-5090

Certifications Expiration Date: 09/15/2026
Aggregate	Concrete	Hot Mix	Soils
R76 - Splitting / Quartering R90 - Sampling Aggregates T11 - Washing T27 - Sieve Analysis T84 - Fine Agg. Sp. Gr. T85 - Coarse Agg. Sp. Gr. T255 - Moisture Content	No certifications	R47 - HMA Splitting R67 - Asphalt Coring R97 - Sampling Asphalt T166 - Bulk Sp. Gravity T209 - Max Sp. Gravity T245 - Marshall Flow T275 - Paraffin Coating T308 - Ignition Oven T312 - Gyratory Compaction T329 - HMA Moist. Cont. ARDOT449 - Nuclear AC ARDOT455 - Moist. Sensitivity ARDOT461 - Nuclear Density	R58 - Dry Prep R74 - Wet Prep T89 - Liquid Limit T90 - Plastic Limit T99 - Standard Proctor T134 - Soil/ Cement T180 - Modified Proctor T265 - Moisture Content T310 - Nuclear Density