CHAPTER II, SECTION 3
e527, 1611
(Neg. No. W-869-11)
Figure No. 2-52.
Scientific Stations — North End of Yvonne.
Cable boxes of sheet copper detail fabrication
were provided in each opening behind the lead
brick. Portable lights, telephone, field phone,
and a signal cabinet were at the end of the tun-
nel. A telephone cabinet was provided in the
Detector Room. Power_was furnished from the
island Transformer Station “A.”
STATION:
1616
SITE:
Yvonne
USER:
LASL
PURPOSE:
Plywood Baffle
PARTICIPATION: 20
DESIGN PSI:
None
CONSTRUCTION: 3-22-58/4-20-58
Station 1616
was a wood frame baffle
structure, 3724 feet wide by 19-1/6 feet high.
The frame was supported on two laminated
wood posts supporting 2x12 girts stiffened with
2x8's to channel shape the girt section, vertical
2x4 flat nailer strips between girts, and with
3g-inch plywood sheathing. A pattern of openings in the plywood was made for lines of sight
Page 110
from Station 1522 through Stations 1616 and
1617 to Stations 1523.01 through 1523.04 and
adjacent marker lights. Top of wall was at
Elevation +27.50; bottom of wall was at Ele-
vation +8.28 and grade Elevation at +9.0+.
STATION:
1617
SITE:
Yvonne
USER:
LASL
PURPOSE:
Plywood Baffle
PARTICIPATION: 20
DESIGN PSI:
None
CONSTRUCTION: 3-22-58/4-20-58
Station 1617 was a wood framebaffle struc-
ture 6014 feet long by 4 feet high supported on
three 12-inch-diameter wood posts. The wall
frame consisted of two rows of three 2x8 chan-
nel-shaped girts with 2x4 flat vertical nailers
between and %-inch plywood solid sheathing
over. Top of wall was at Elevation + 26.0, grade
Elevation was at +10. The station work point
was aligned with Baffle Station 1616 and Station 1522.