Nelcrete
PRE CAST WALLS

HI
WE HAD A PRE CAST WALL INSTALLED /- 2 YEARS AGO AND NOW THE WHOLE WALL IS RUSTING
BECAUSE OF THE STONE USED. MR M LOUW Nelcrete CC ceased operations in 2012 and does not exist aNelcrete CC ceased operations in 2012 and does not exist anymore.. BUT NOW OPERATES WITH THE SAME MANAGEMENT UNDER NEW NAME MBOMBELA WALLS
COMMENTS: CONCRETE PRE-CAST WALLING
1. Scope:
Beton-Lab cc was approached by Mr. J. Oelofse regarding the quality of concrete pre-cast walling erected at his residence. The main problem was identified as discoloration (rust) marks and pop-outs in the walls erected. It is understood that the walls were erected approximately three years ago. A small sample taken out of one of the wall panels was sent to the laboratory together with photographic evidence of the walls as they stand in-situ.
2. Comments:
Assessment of the sample received and photographs: In assessing the sample received, although only a small quantity sent, the following could be observed:
? There appears to be a brown color leaching from the coarse aggregate although the aggregate