TOLERANCES FOR FOUNDATIONS
............................... -13 mm
Vertical dimension (thickness) ........................ -5 percent
(4)
Relative alignment
Slope of footing side and top surfaces
with respect to the specified plan ................. 25 mm/3000 mm
TOLERANCES FOR CAST-IN-PLACE REINFORCED CONCRETE
FOR BUILDINGS
(1)
Vertical alignment
For heights 30 m
Lines, surfaces, and arrises .......................... 25 mm
Outside corner of exposed corner columns
and control joint grooves in concrete
exposed to view ....................................... 13 mm
For heights greater than 30 m
Lines, surfaces, and arrises, 1/1,000 times
the height at any point but not more than ............ 150 mm
Outside corner of exposed corner columns and
control joint grooves in concrete, 1/2,000
times the height at any point but not
more than ............................................. 75 mm
(2)
Lateral alignment
Members .................................................... 25 mm
In slabs, centerline location of openings
300 mm or smaller and edge
location of larger openings ................................ 13 mm
Sawcuts, joints, and weakened plane
embedment in slabs ......................................... 19 mm
(3)
Level alignment
Top of slabs
Elevation of slabs-on-grade ........................... 19 mm
Elevation of top surfaces of formed slabs
before removal of supporting shores ................... 19 mm
Elevation of formed surfaces before removal
of shores .................................................. 19 mm
Lintels, sills, parapets, horizontal grooves,
SECTION 03700
Page 19
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