Pittsburg dispatch. [volume] (Pittsburg [Pa.]) 1880-1923, 1891-04-22
PROPOSALS
FOR
Bridge Superstructure and
Masonry, and Filling Tres
tie Approach.
OFFICE OF COUNTY CONTROLLER.
PITTsBURG, Pal April q, 1891.

Sealed proposals will be received at this
office until 4 O'clock p NJ, Wednesday, April
29. 1891, for the superstructure and masonry OF
seven wrought iron through-plate Eirder
bridges, and for the construction of one stone
az CHI bridge. located as follows
No. l. Over Little Deer creek, at James Car
extreme length. Depth of girder, 4S inches.
Static load. $50 pound per lineal foot.
No. 2. Over Lowries run at Henry Goods
Bridge q feet clear span. 30 feet extreme
load. 700 pounds per lineal foot.
No. 8. Over Abers creek, at Millisee's Mill
Bridge, AZ feet clear span, 45 feet extreme
length. Depth of girder, 48 inches. Static
load, 10 pounds per lineal foot.
No. l. Over Poketos creek. at Logan's Ferry.
Bridge, So feet clear span, 55.5 feet extreme
length. Depth of glrder, "a inches. Static
load, 800 pounds per lineal foot.
No. 5. Over Little Bull creek, at Burtner's.
Bridge, 38 feet clear span, Al feet extreme
length. Depth of girder, 4S inches. Static load,
$50 pounds per lineal foot.
No. !. over Deer creek, at Mos Reen's.
Skew bride, 80 feet clear span. 90 feet extreme
length. Depth of girder. 4S inches. Static load,
730 pounds per llneal foot.
No. 8. Over Streets run, at Hays coal works
Skew bridge, 4S feet clear span. 81 feet extreme
length Depth of girder. 81 inches. Static load,
800 pounds per lineal foot.
Live load for all bridges 1000 per lineal foot.
All Of above bridges to be built in accordance
with plans and specifications on file.
No. G. Over Big Sewickley creek. at Dufs
MIL. stone aTCn Drlu3e, 70 1eeC fpan- Deg.
mental arch. Also. for filling trestie approach
to bridge over Charters creek at Duf's.
Bridge contractors should examine the sites
for themselves to ascertain their peculiarities.
the extent OF false-work required and facilities
and for transportation, ETC., before bidding.
MASONRY.
The approximate quantity of masonry is
about 2, 100 cubic yards, and must be of good
quality conform TO specifications.
Bios to be by the cubic yard in place. price to
include excavation, pumping snoring. Golfer
dams, etc.
Contractors must visit the sites of proposed
bridges before submitting bid.
The county will furnish the cement loaded on
cars at any railroad depots in the cities of
Pittsburg or Allegheny the contractor to pay
the freight.
All bids must be addressed to the County
bridge superstructure,'' "bridge masonry" or
filling trestle approach" as the case may be.
each proposal to be accompanied By bidders
bond, with two sufficient sureties, in the sum OF
not less than so per cent of the whole amount
of the bid. Bidders must bid for each bridge
separately, and may, III addition, bid for the
lot ds a whole.
Bids for bridge No. must be addressed in
separate envelopes to the Commissioners Of
Westmoreland and Allegheny counties.
The right to reject any or all bids is reserved
The party to whom the contract Is awarded
shall give bond with two sufficient sureties, in
double the amount of the contract, for the
faithful performance of the contract.
Plans may be seen and specifications and
forms of bond obtained at the office of Charles
Davis. County Engineer. after THURSDAY. April
%, 1891. JAMES A. GRIER,
sp22.9-D COUNTY Controller.