Evening star. [volume] (Washington, D.C.) 1854-1972, 1871-08-31
DRoPosALs FOR THE CONSTRUCTION OF
SEWERS.
BOARD OF PUBLIC WORKS
DtSfFtcf ~ C0iHwbfd,
- m A. A -. a ~ ua~n
WAsurNcToND

WASHINGTON, u. g. August ss. IqI 4
Sealed Proposals will be received by the Bard n
Public Works of the District Il Columbia until .
~; sEPIhAbEk Tor consiruGting sewers In SAID
20 the following specifications aud dimensions:
The sewers 60 be circular or oval N form, as may
De required hereafter; constructed ~ the best quality
Of hard burned red bricks, soft light oolured arch
bricks, bats, OF defective bricks % be used.
full mortar II the best quality Il R5seRdie, shep
herdsiown or Round Top cement mortar.
, The walls Of ali sewers TO be nine 90 inches in
Bids viii state the price per lineai foot for circular
IS, q a., -, and % inches; and also the price for
Oval Sewers 81 the same respective capacity.
The excavation will vary from twelve ~ 70 twenty
t2.l feet, according 10 locality.
Man holes will be constructed where required,
viz: Two go feet IN diameter at the top and three
90 feet az the bottom the walls 20 be nine 80 inches
WorImanship as hereinlefsre spsetssd To- s ths
Sewers. and to be covered with az iron hangs and
The traps 70 BE- six Is) feet long four i) feet vide.
aud nine feet deep. The walls 10 be thirteen Isl
sewer; the covers and bottom 10 be Of granite or
Seneos stone, eight y by six 90 feet, aud not loss
lfnohes below the level Of the inlet Of the 70
The lids win be Per Iineal foot for the sewer ,er
piece for each Man hole complete. per piece fog
each Trap complete, aud per cubic foot Tor an exca-
the profile and section which viii be furnished by
The Engineer before the work Is cumuIsncei.
will be inserted where directed by Tue Ea aai
rot oIteDef than twenty five feet. the
Of the connections Go be included in the price for the
sewer. No extras viii be allowed under any cir
cumstances.
In awarding the contracts, the depth Of the exoa-
walton viii be calculated At fifteen u feet the width
AT the bottom at I'D twenty inches wider than the
terror measurement of the sewer: aud the width q
the surface attwo ~ feet wider than the bottom.
inc Manholes will be estimated for az intervals q
(lsOl hundred and fifty feet and the traps az in
tervals Of aoOl four hundred feet.
The payments viii, however, be made 81 the net
rate for each item.
The bids for the Sewers, Nspho,es and Trap. wifi
De cosidered as an aggregate bid, sub at
the option Of the Board.
Proposals viii also be received for the cnnstraction
a the Sewers In Scotch Stone, her pipe of egr
quality thereto. Biton, Portland Cement. or other
suitable material; such proposals. to be accompanied
10y pecls plans and specifications, TO be Furnished
Each bidder viii be required hef,re ,rose,,g,s
bic %, 20 deposit with the Collector OF tba city n
Washington, % the credit Of the Board of Puhlic
Works, the sum Of five hundred dOllars fslj btaking
receipt therefor, as guarantee that he will enter
into and carry out the contract. II awarded 20 him,
IN accordance with lis bid. The money - deposited
be refunded 20 the unsuccessful bidder sitter the
award OF the contract, and 10 the Contractor after
the completion Of the work.
No bid will De considered unless made on the
printed FORM 60 be obtained az the once Of the Chief
Engineer, where any explanations may also be OBJ
tanned.
The Board reserves the right 20 reject any or all
bids, or 20 except any portion thereof, II deemed by
them 20 the Interests ~ he District 20 do -.
Proposals should be indorsed +" Proposals FOR Sew
Of Public Works, District &c Columbia" aus I'd