DIVISION 31 -- EARTHWORK
31 00 00 EARTHWORK
topsoil shall be stripped and stockpiled separately from other soil for
use in finish grading. Surplus topsoil shall be delivered to Grounds
- Excavate subsoil and stockpile for reuse. Remove excess from
- Unless otherwise directed by the University, other surplus excavated material not of topsoil quality shall become the property of the contractor and shall be legally disposed of by the contractor outside University property.
the event that surplus earth not of topsoil quality is to be disposed
of on University property, the specifications should indicate the
maximum hauling distance plus control and grading provisions related to
the on-campus disposal area. Contractors should be required to level or
stockpile the dirt so that access for additional storage or for other
purposes is maintained.
- No topsoil shall be spread on sub-grade until the sub-grade
preparation has been approved by the A/E.
should be spread to a minimum of 12 inch thickness for lawn areas and
24 inches for planting beds with a tolerance of plus or minus 1 inch.
- Restore 50% of the undeveloped site area with particular emphasis on the use of native or suitably adapted plants.
31 10 00 SITE CLEARING
utility outages must be scheduled in advance so as not to interfere
with University operations. The University must be notified at least
two (2) weeks prior to removal of any work connected to utilities so
that arrangements can be made for proper disconnection of such
A/E and the University's Representative will walk the project site to
identify plant material to be removed or preserved. Material designated
for preservation shall be shown on the contract documents to be
protected by the designated contractor before performing any work on
valve boxes and manholes should be protected so they will not be
crushed, buried with earth or covered with construction material and
- Trees, shrubs and groundcover:
trees, shrubs and groundcover to be saved are to be protected from
project work out to their drip lines. Trees shall be fenced with 6 foot
high protective fencing installed in the ground to avoid trespass while
shrubs shall be protected from falling debris. If plant material must
be removed for the project, removal must be approved by the University.
immediately adjacent to any work shall have their limbs tied back for
clearance. Contractor shall notify the University if pruning is needed
for clearance before such pruning is done. Contractor to provide
licensed arborist to perform all required pruning.
equipment, and materials are not to be stored under drip lines. Travel
under drip lines is not permitted except as necessary to perform the
work. Travel under drip lines shall be allowed only with root
protection conditions: Protect from root compaction, protect sail
within drip line from compaction.
to plant material, either by removal, injury, or excessive pruning will
for assessed for value loss and will be accountable by the contractor
for the project. The "Guide for Establishing Values of Trees and Other
Plants" by the International Society of Arboriculture, latest edition,
will be used to establish such value. Any costs of repairs and
replacements will be the sole responsibility of the contractor.