3.4
3.5
3.6
3.7
3.8
B.
C.
Floors, and similar surfaces shall be given a float finish.
Floor slabs shall be hand-floated and given a smooth finish.
CURING
A.
Concrete shall be maintained in a moist condition for seven (7) days using
methods that will insure complete and continuous saturation.
Floor slabs may be cured by the use of membrane curing compound applied in
accordance with the manufacturer's directions.
EXPANSION JOINTS
A.
D.
The grating must be removable to allow access to sump and sump pump (if
installed) for cleanout and maintenance operations.
2.12 GRATING SUPPORTS
A.
B.
Grating shall be supported on all sides by channel or angle members of the same
material as the grating. Supports shall be securely anchored to the sides of the
floor slab. All anchor hardware shall be stainless steel.
Grating shall be secured to their supports by removable anchors.
PART 3 - EXECUTION
3.1 BATCHING AND MIXING
A.
B.
2.7
2.8
2.9
2.10
2.11
MEMBRANE CURING COMPOUND
A. Membrane curing compound shall be pigmented and conform to the
requirements of ASTM C309.
GROUT
A.
All grout shall be non-shrink, non-metallic, non-gas forming, pre-blended and
ready for use requiring only the addition of water.
CONCRETE MIX DESIGN
A.
2.2 FINE AND COARSE AGGREGATES
A. Comply in all respects to ASTM C33.
B. Maximum size of coarse aggregates:
1. General concrete - 1% inches.
2. Floor slabs and walls - 34 inch.
C. Coarse aggregate for concrete used for floor slabs shall be crushed rock or
screened, washed gravel, and shall be clean, hard and free of clay, organic and
other deleterious matter.
D. Fine aggregate shall be sand which is washed and free of clay, organic, and other
deleterious matter.
2.3. WATER
A. Use public potable water supply.
SECTION 03300
CAST-IN-PLACE CONCRETE
PART 1 - GENERAL
1.1 SCOPE OF WORK
A. All cast-in-place concrete used in the installation of footings and foundation
walls.
B. All cast-in-place concrete used in the construction of floor slabs and sideslope
riser building walls.
D. Reinforcing steel, formwork, and concrete accessories required for the
completion of the work.
CONTENTS
DIVISION 3 —- CONCRETE
Section 03300 - Cast-in-Place Concrete
Section 03310 - Concrete Coatings
Section 03400 - Precast Concrete Structures
SANBORN i HEAD
SECTION 02950
CLEANUP AND SITE RESTORATION
PART 1 - GENERAL
1.1
SCOPE OF WORK
A.
Furnish all labor, materials, equipment and incidentals necessary to complete
the work under this Section including operations which cannot be specified in
detail as separate items, but can be sufficiently described as to the kind and
extent of Work involved.
PART 2 - PRODUCTS
Not used.
PART 3 - EXECUTION
3.1
3.2
CLEANUP
A.
ENGINEER or OWNER will observe work for provisional acceptance at the end
of the eight (8) week grass maintenance period, and upon the written request
of CONTRACTOR, which must be received at least ten (10) days before the
anticipated date of observation.
A satisfactory stand will be defined as a section of grass of 10,000 square feet
or larger that has:
1. No bare spots larger than three square feet.
2. No more than ten percent of total area with bare spots larger than one
square foot.
topsoil and the surface shall be regraded and tracked until an even finished
grade is created.
B. Subgrades shall be observed and approved by ENGINEER before topsoil is
placed. After topsoil has been spread and fine graded, all large stiff clods,
lumps, brush, roots, stumps, litter and other foreign material shall be removed
from the area covered with topsoil and disposed of by CONTRACTOR. The
entire area where topsoil has been placed shall then be tracked as indicated in
paragraph 3.2.A above.
certificates shall include the guaranteed percentages of purity, weed content,
and germination of the seed, and also the net weight and date of shipment. No
seed may be sown until CONTRACTOR has submitted the certificates to
ENGINEER.
