ABSTRACT

Backgrounds no t sound , stable , fre e fro m contamination an d reasonabl y dry . Ref: BS 8000: 10 : 2.2.1 6(a)

NONE

OCCASIONAL

FREQUENT

EFFLORESCENCE NO T APPLICABLE NO T SEE N DEFECT S •

Surface contaminate d wit h salts . Ref: BS 8000: 10 : 2.2.2.1(e). N 0 N E

OCCASIONAL

FREQUENT

DIRT/ORGANIC GROWT H

Surfaces contaminate d b y dirt , loos e particle s o r organic growth . Ref: BS 8000: 10 2.2 2.1(f) and 222.2.