Highway Laboratory

Penetration Test Los Angeles Abrasion Test Flash and fire Aggregate Impact Value Aggregate Crushing Va...

Surprise

Assalamualaikum... Hye, Now ill upload all notes, assignment and report using scribd... so enjoy... thanks, the blogger...

Flakiness and Elongation Test (BS 812: Part 3)

Flakiness and Elongation Test 1.0  Introduction The type of rocks and the type of crushing machine highly determine the shape and size of the aggregates produced. Elongated and flaky stones are normally not very suitable for road works since the shape and the size make them difficult to compact. As such the flakiness and elongation test must be carried out to determine the suitability of the material. 2.0  Objective To determine the...

Polished Stone Value (PSV) (BS 812: Part 3)

Polished Stone Value (PSV) (BS 812: Part 3) 1.0 Introduction The Polished Stone Value (BS 812: Part 3) Gives A Measure Of Resistance Of Road Stone To The Polishing Action Of The Pneumatic Tire. Under Conditions Similar To Those Occurring On The Surface Of The Road Where The Surface Of The Road Consists Largely Of Road Stone, The State Of Polish Of The Sample Will Be One Of The Major Factors Affecting The Resistance Of The Surface To Skidding. The...

Soundness Test (ASTM C88)

Soundness Test (ASTM C88) 1.0  Introduction The soundness of aggregates or their resistance to the forces of weathering is undoubtedly one of the most important considerations in the selection of a material for highway construction. The primary exposure that one is concerned with is alternate freezing and thawing. Somewhat less frequently one may be concerned with resistance of materials to alternate heating and cooling, wetting and drying...