The daily crescent. [volume] ([New Orleans, La.]) 1848-1851, 1851-04-04
PROPOSALS FOR BUILDING AND PUTTING
UP An IRON LIGHTHOUSE.
Customhouse, New Orleans,

COLLECTOR IS OFFICE, April l. 1851. 5
SEALED PROPOSALS will be received at this
office until the 18th of April, O'Clock for the build.
ing and putting the of the South and South
An Iron Light-house,
in accordance with the following specifications Said Light
house to be complete, with the exception of the lighting
apparatus.
The Light house be feet high from foundation to the
lantern deck; foundation 80 feet diameter base 20 feet di
aeer at top above ground inches, under ground
feet 3nches 10 foundation bolts IL inch diameter feet
long. with plates, keys and nuts.
The foundation to be laid of sawed or hewed
timber 30 feet long laid in tine manner ounda
ton of the Cusomhouse The foundation be built
Of good hard brick laid in cement.
The to circular FORM and to be made sections
in height boed together through horizontal anges on the
inside OF the sections at the and bottom Each of these
tons composed OF gments boted together on the inner
side by vertical ange The lower section be IS
diameter at its base IL feet inches its top and feet
- inches in height 10 have ange its base inches
wide the outer surface, through which the bolts
to the foundation to Thickness of casting lower
section Ia inch. bolt for the inch diameter "a
bolts. Second section 10 feet inches diameter at base
feet top, height 10 feet Section made in segments. the
same manner as first secton and the casting TO be IA inch
thick screw bolts the first Third section 10 feet
base 3 feet at top II feet high. Casting Ia inch thick
bolts first and second Fourth section
rs inch, diameter base 10 feet c. at top feet height II
feet and bolts in each of Il inch diameter
Fifth section castings inch diameter IL feet base top
10 feet 8, height IL feet segments and bolts of
inch diameter. Sixth section q inch casng 10 feet di.
ameter base. feet at II feet high and
bolts in each OF inch diameter The sections be placed
each other that the vertical connections shall breaiont
each other. is bolted the top section by
an inside hange (Ths ring may be cast in piece in
segmens) Diameter of ring base feet, flare out with
fair IL feet inches op height of section foot
Six openings be left in the upper part receive anges
cast on the under side Of the lantern deck Casting cap
ring inch thick, bolts q diameter, and "a bolts
Lantern deck ID feet diameter. formed by segmens boed
together by anges the under side The ange extends
round the outer edge of the segments to form rim
round the lantern deck On the side ar
opening to be left in the centre of the deck give
the lantern from the stairway below Castings the lantern
deck q inch thick bot' q inch diameter, 20 bols
iron column (hoow) inches diameter 70 fs- high
q inch thick resting iauge of II inches diameter rises
from the of the foundation the of the lantern
deck The lantern deck 10 be enclosed by wrought
railing feet inches high q inch round bars spaces inches
stancheon IL inch diameter to each segment Hand raj
inch by IA inch. ring feet high with opening one
side for doorway forms the lower part Of the lantern Th
nng has hange at bottom and top, projecting inward, the
former it TO the lantern deck the latter
rabbit for the lower edge of the plate of glass Castings
rim 81 inch thick, bolts z inch diameter "a bolts IL
wrought iron upights y by inches, feet long, standing
the deck, secured the inside of the r notches being
in the aange of the rim to receive these bars which
be abbted the edges the plate glass Thu
roof of the lantern is elliptic dome feet inches high. Il
feet inches diameter at the base, om which projects
ange inches form gutter pipes be attached thu
leading through the lantern deck and sufficient
the water from the roof The dome be made in
united by langes, and will require the joints perfectly water
tight bar IA inches square, extend the base
the dome, support the chandelier circular opening
be left in the top of the dome communicating with hollow
ball foot inches diameter and which to have ventatin
the under side. From the top OF the ball
and Castings for dome 5S inch thick, bolts in eac
segment 81 in diameter Globe feet diameter, "a inch thick
with staff and Upright supports for lantern dome
inches by feet high The lantern 80 plates gas
feet inch by feet high, ers. door to be formed il
the lantern the width of plate of glass. stairway IS fee
high, feet inches diameter, rising inside the tower from
the foundation to the lantern deck. The inner ends of tn
secured the central column the ends sup
ported by wrought iron carriage wrought iron hand
rail supported from the steps by bannses OF "a roun
iron by 30 inches long, and at intervals of feet
placed bannster Of inch diameter The steps to be
inches wide at the edge with inches rise The eals
steps be made in lattice fome solid having pro
jectns ribs the upper side give foothod Steps, if
lattice work, inch Thick if solid. 4 inch thick. Hand raj
Il inch by ~ inch Wrought carriage Z by IL inch
brick wall Inches thick, leaving air space of nche
between it and the iron, be built from the foundation
the lantern deck Windows u by IL inches door fee
wide feet high made of 3-16 sheet ron with frame roun
| the edge of "a inch by "a inches iron.
The proposals will state-Fr. the cost of the tower in
cudng all iron work lantern, plate glass etc. landed at tn
place Tor building second, the Of foundation and brc
work. third the cost for landing and building the towe
, complete according 10 specifications.
The bids TO be transmitted the Superintendent of Light
| al Washington iaI his approval.
The Proposals to be addressed to the undersigned AMI
Il ant forn niII