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Earth Goes Out, Gravel Comes In |
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A series of heavy-duty trucks carted
away dirt excavated from the storm-water recharge basin site, later
followed by a series of trucks bringing loads of gravel to be used as
the basis and fill for the retaining walls for the recharge basin, and
to create a firm basis in the muddy and wet conditions due to the
exceptionally heavy rainfall and the condition of the seasonal high water table.
Albany County gave
special temporary permission to pump (under supervision) the filtered
water from the recharge basin drywell into the county storm-sewer lines
during the construction of the recharge basin. |
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After much work, the southern and
eastern walls of the storm-water recharge basin were able to be built.
These walls were made of retaining wall block filled with gravel and
backed by 5' of earth, while the northern and western walls which will
face the parking area and the building respectively will be built with
poured concrete wall and footings. |
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The SE stone
retaining wall for the water recharge basin |
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The southern and eastern potions of
the retaining wall. Inside the yet incomplete basin area, remains evidence of
the exceptionally relentless rainy season this summer in Albany.
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Measurements are taken and retaken all
the time, using both sophisticated and simple tools. There's actually a
lot of precision to all this digging and placement of drywell, stone,
drains, and everything else. (>)
To create the northern and western concrete walls,
additional depth in the storm-water recharge basin had to be dug and
drained, to allow for 6' wide concrete footings and their subsequent
walls. Much gravel was poured and smoothed to create a uniform base
support surface
for the concrete in the wet soil.
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Making Room for the
Footings |
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The area is prepared
and smoothed for the mason team to come in and prepare the metal rods
and wooden planks for the 6' wide footings for the northern and western
portions of the recharge basin wall. |
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Concrete Recharge
Basin Wall Footings are Poured |
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Footings forms below
foreground, metal rods jutting out form connectors for rod metal rod
formation in the wall to be built above the footings. Pumper truck above
set up his supports but his boom is not yet extended to pour the
concrete. |
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Cement trucks on-site
behind the pumper truck as concrete is poured into the 6' wide footings
to be the base of the NW wall of the recharge basin. |
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Works spread concrete
as it is poured from the boom on the pumper truck. |
Tester collects samples
from each concrete batch to test pressure, make-up of the concrete.
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The Recharge Basin
NW Wall |
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Tall wooden forms are
built around wired metal poles to form the poured concrete walls
surrounding the storm-water recharge basin on the northern (facing
campus) and western (facing Fuller Rd) sides. |
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Cement trucks line-up
in Fuller Road's turning lane, waiting their turn. Between recharge
basin footings and wall, it took quite a few trucks altogether.
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This deep alcove in the
recharge basin wall is for the dumpster pad, and also assists extra
space for larger truck turnarounds. |
For the footings we had
a green concrete pumper truck, for the walls, it was a blue pumper
truck. Both times we had the red and yellow cement trucks from
Crainsville. |
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Starting on the
Driveway |
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After the curb was cut,
the bulldozer clears earth for the start of the driveway area.
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For now the front piece
of the driveway area is a bed of crushed stone. |
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