TY - BOOK AU - Roe,P.G. AU - Hartshorne,S.A. TI - The polished stone value of aggregates and in service skidding resistance SN - 0727728083 PY - 1998/// CY - London PB - Thomas Telford KW - Road materials KW - Testing KW - Pavements KW - Measurement N1 - Prepared for Pavement Engineering Group, Highways Agency ER -