Extension Service and specify amounts applicable for
the project area. Two fertilizer applications may
be required when hydroseeding with wood fiber mulch.
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Apply fertilizer at rates as determined by laboratory soil analysis of the
soils at the job site. For bidding purposes only apply at rates for the
following:
[Organic Granular Fertilizer [[_____] kg per square meter[_____]
pounds per acre] [[_____] kg per 100 square meters[_____] pounds
per 1000 square feet.]]
[Hydrosprigging Fertilizer [[_____] kg per square meter[_____] pounds
per acre] [[_____] kg per 100 square meters[_____] pounds per 1000
square feet.]]
]3.2
SPRIGGING INSTALLATION
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NOTE: Allow the Contractor sprig installation
options when installing areas larger than 1 acre.
Define lawn areas and field areas on the drawings.
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Prior to installing sprigs, any previously prepared surface compacted or
damaged shall be reworked to meet the requirements of paragraph SOIL
PREPARATION. Areas shall be sprigged as indicated.
3.2.1
Installing Sprigs
The sprigging method shall be [Broadcast Sprigging] [Hydroplanting] [Row
Sprigging] [applying seed-over-sprigs]. Sprigging procedure shall ensure
even coverage.
3.2.1.1
Broadcast Sprigging
Sprigs shall be broadcast uniformly by hand, with mechanical equipment, or
other approved method. Sprigs shall be planted to provide a minimum number
of 30 viable sprigs per square meter 25 viable sprigs per square yard. The
distance between individual sprigs shall be a maximum 300 mm 12 inch space.
Sprigs shall be forced into the soil to a minimum 25 mm 1 inch depth by
disk-rolling, pressing with steel matting, or other approved method.
3.2.1.2
Hydroplanting
Sprigs shall be mixed with water and uniformly applied under pressure over
the entire area. Sprigs shall be covered by distributing a topdressing
uniformly and evenly to a minimum 25 mm 1 inch depth. Topdressing shall
conform to the paragraph TOPSOIL.
3.2.1.3
Row Sprigging
Sprigs shall be planted in rows spaced a maximum of 300 mm 12 inches apart
and to a minimum 25 mm 1 inch depth, with mechanical sprig planter or other
methods. Sprigs shall be placed in the rows a maximum 150 mm 6 inch
distance apart.
SECTION 02923
Page 15
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