Richmond enquirer. [volume] (Richmond, Va.) 1815-1867, 1834-07-25

July 9Th, 1884. !
yEvHE President Of the United States having approved
the Potomac" at the City OF Washington proposals
will be received by the Secretary OF the Treasury Till
said work.
The law provides for the on the site Of
the present bridge across the river Poiomsc bridge on
tho plan OF that originally constructed by the
Bdgc Compasy provided that the draw at the southe rn
channel OF the liver he not less and al
northern chsnpel than hity i've feel: that space or
spaces exceeding in all thousand six hundred and
sixty feet Of the soa shoals which the presen,
bridge passes may be filled up by solid cmbankment
The bridge will have two abumens Of solid earth or
gravel, projected by substantial stone walls The old
sbu'menis are yet andng, aud will require slight
pars.
The wood work will consist OF l25 sections sets Of
esss, with their connecting spgers, roadwsys, guard
rails. SC. Eeach section reste will be composed
the Moving parts aud materials aud be the
following manner; viz.
piles, 10 average 80 lee, ia length and to square 10
inches at the larger and TO be to 10 at the smaller end
mud stills 60 ieet long by IL inches, squared timber
braces IS feet y Z inches, y IL inches.
cap 80 te.i by ID inches square.
Shores so ieet by ID inches square at the larger
emf, ant 10 be o inches at the sm,e end.
The piles and spur shores 10 be Of good white oak sound
grained, aud Tree om every defect, and to he
dressed above low water, ard to be driven with such
force the Engineer may direct All the other wood
material TO be of the best soulhe yellow pine. The mud
sils each side OF the range OF piles at the lowest
wser ne TO be dressed the sides neat The piles,
and TO be fastened TO them with bolts Of 10 lbs. weight
each. The braces 10 be dressed the sides the
piles, and fastened TO them with bolts oil lbs. each The
caps TO be nortced the OF the piles, and
ed with them by sufficient locust ernaes. The spur
shores TO be driven al angle Of 45e between the mud
ss, and boled TO them and 10 the heads OF the exterior
piles bcIo~ the caps The sections treses TO be
nected by l6 siringsrs 81 leet long, IL
= IL inches-2 10 be IL IL inches and to be y
IL inches, square timber. The stngers he rounded
their upper surfaces, and boted each end the caps
The carriage 10 be 81 feet wide, of inch puc oist
The iootways be each I-2 leet Wiie OF inch pine
plankhe pianks to be spiked the stIingers. Through
the whole length of the bridge and csusewsys, there
will be lines OF guard or handrss TO be supported
sufficient saDchons at every feet and 10 be fastened
them by moricts, tenons and locos pins. All the bos
spikes, &C. 10 be Of the best American Swede wrought
iron.
| The roadway to be IL feet above low water
| There will be two csuseways or entertainments. The
925 feet long, the other 675 eeio be raised IL feet
above the level OF low and 10 be SO feet wide top,
between the exterior guard rails The road way TO be
formed OF clean gravel The embankmenis 10 be protect
ed all round by wa Of such dimensions the En-
Cineer may direct, laid without MORTAR except the upper
Of the enbankmeni, which will I've slightly round
ed of and laid in hydraulic cement The foundations OF
those parts will be prepared by driving piles Oh which
platforms will he placed. The greater part OF the dis.
ance which the eauseways will be carried is bare at
extreme low tides. In the spaces there have been
erected and now in good state OF preservation 81
piers OF stone and ear h averaging % 81 \ 4 feet
The draws be constructed the plan OF the one now
in use 10 be placed on cast iron wheels and hori'
zoniay in the direction OF the axis of bridge by
means Of chains and wheels capstans rail. ways.
The whole work will be required be completed in all
its paris according TO the conditions Of this
by the LIST OF November, 1885, and the bridge 10 be
aLle by The LIST OF October 1895
Bidders will divide their proposals into two items The
one for The wood work. including the draws other
| for the entertainments and abutmeuts
The materials 10 be of The best quslity and the work
TO be executed in strong, faithful, and mike
manner under the direction CONTROL and supernte
oil the Engineer, agreeaby to The the
Work and HE terms oil The contract and to the appreciation
OF him and the Secretary OF the Treasury
No advances TO be made and no materials 10 be paid
for until they have been delivered for the work when
they will be estimated aud three OF their value
paid for the certificate oil the Engineer. For the
Dor performed in the construction, payments 20 the
amount OF three -fourhs its estimated value will be made
monthly.
The Secretary OF the Treasury reserves 10 himself the
right TO reject all the bids, should they he deemed too
high aud to judge also of the ability OF bidders TO fulfil
their engagements.
the Treasury, appear that the using si-
cieni diligence in providing materials for,
the work. that II becomes probable the will moi
be completed according the OF the contract the
Secretary of the Treasury the right 10 declare
the abandoned by the contractor and proceed AZ
! il he had abandonedi'.
Satisfactory security for the faithful pc rformance of the
contrae; will be required and the contractor will be al
lowed 10 the materials suitable in the old bridge for
constructing the
Persons DESTROYS receiving further info. alton on the
ing Engineer addressing him. under cover the Secre
tary OF the Treasury.
The scaled and endorsed proposals should be put in an
envelope addressed 10 the Secretary Of the Treasury
IL Will be required that the travel the old bridge be
not interrupted till after the LIST day of May next
LEVI WOODBURY., Sec Of The Treasury
July Is. 2I-n5A