17 November 1976

PONED-G

Quarry, Rock Crushing, Screening and Central Mix Batch Plant Operations for

Cleanup of Enewetok Atoll, M.I.
b.

Determine total volumes of coarse aggregate to be stockpiled.
(5,400 c.y.)(1 + total correction factor)

3/4" to No. 4

(5,400 c.y.)(1 + 40%)

c.

7,560 c.y. (stockpiled)

The low yield for producing 3/4" to No. 4 size coarse

agerepate shall dictate the quantity of material required
for processing. Estimated quantity of material from borrow is:

7560 cy/23%
USE
4,

=

=

32,870 cy

32,900 c.y.

The approximate surface area dimensions for the aggregate borrow
area using an average depth of 8 feet and width of 250 feet is:
Length =

USE

(32,900

c.y.)(27

c.f/c.y.)

(250 ft) (8 ft)

=

444

€£t.

250 feet width x 450 feet length

(within limits of proposed quarry site)
F.

sO

REQUIRED AREA FOR CRUSHING, SCREENING AND WASHING OPERATIONS; AGGREGATE
STOCKPILING, WASTE STOCKPILING

1.

a

Assuming the primary and secondary crushers are separate units and
the screening and washing units are a common plant and all units

are located in tandem and connected by conveyors, the area required
for siting and conveyor off loading shall be approximately

110 feet wide x 250 feet long
2.

3.

Stockpiling Coarse Aggregate:
a.

Quantity of 3/4" to No. 4 coarse aggregate stockpile equals
approximately 7,560 c.y.

b.

Recommend providing a nearly rectangular shaped stockpile
100 feet wide x 150 feet long. Weight is approximately 10 feet
clear and level 12 feet beyong the periphery.

Stockpiling Fine (sand) Aggregate:
a.

Quantity of sand aggregate stockpile is approximately 6,600 c.y.

Select target paragraph3