Soil-Structure Interaction Seminar - Foundation Performance ...

&INDAL HOTIS - CONCUTI
1. Concrete shall be supplied and constructed in accordance with ACI-318
latest edition and shall have a minimum 28-day compressive strength of
2&00 PSI.
2. Water shall not
'the engineer. If
required slump on
adding up to e•
admixtures.
be added to concrete at the jobsite unless approved by
more workability is needed, contractor shall specify
job order. Concrete plant to increase workability by
air entrainment, additional cement, or other approved
3. Calcium chloride or admixtures containing calcium chloride shall not be
used as additives. Where fly ash is used, only type C fly ash shall be
accepted and a maximum of 16• may be substituted for cement.
4. Concrete shall not be placed at temperatures below 40 degrees Fahrei'lhett,
in rainr weather or in other adverse weather conditions.
&. Concrete shall be well consolidated, especially in the vicinity of tendon
anchorages.
6. A 6 mil polyethylene vapor barrier shall be placed under all slabs. All
laps shall be taped.
7. Forms to be stripped no 'less than 24 hours and no more than six days
after placement of concrete.
8. Builder shall verify all dimensions, drops, offsets, brickledges, inserts
and openings with architectural drawings.
GENERAL NOTES - RIINFORCIHO STEEL
1. Reinforcing steel shall be per ASTM grade 60 with deformations per ASTM
A305 and shall be detailed and installed per ACI-318 latest edition.
2. Welded wire fabric shall be 6 x 6 x W2.9 x W2.9 WWF (6 gage) per ASTM
A186. Where shown on the plans, WWF shall be supplied in sheets and
shall be placed two inches below the top of concrete.
3. Where field splices in the continuous reinforcing occur, bars shall be
lapped a distance of 30 times the bar diameter.
4. Where reinforcing steel is shown In the exterior grade beams, provide
corner bars in the outside face to match the horizontal steel from the
Intersecting interior and exterior grade beams.
5. At all re-entrant corners provide 2 14 x 6'-0" In the slab.
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