The daily Minnesota pioneer. [volume] (St. Paul, Minn.) 1854-1855, 1855-05-12
BRIDGES OVER SNAKE AND KETTLE
RIVERS.

BRIDGES OVER SNAKE AND KETTLE
CEALED PROPOSALS will be received by the
y dersgned, through the Post Office or other WISE
nll ~ O'Clock A. NJ. the 18th of May for fur
nshng the materials for. and the construction of,
BRIDGE OVER SNAKE RIVER;
ABRrDGE OVER KETTLE RIVER;
On the Point Douglas and 81. Louis Rirer Road.
BRIDGE OYER SNAKE RIVER
This bridge will be of single span of from
l6O to $50 feet, may be required, have
two trusses each feet hgh roadway I6 feet wide,
the whole to be built principally of inch plank
ged in chords posts and braces and 70 be strengthened
fastened together by inch treenais or pins, and
inch bolts.
timber, properly joined and pinned together.
The amount OF lumber required in the superstructure
will be 5000 feet, board measure, more or less. The
amount of timber required in tke abutmens will be SEQ
running feet more less The number of pins requir
ed in the bridge will be $780, number spikes 6OO
inches total weight inclusive Of nuts lbs number
of cast iron washers AGO. total weight 800 ID. all more
or less.
This bridge will be composed of two portions the
be of single span of sc feet have two irusses Is
feet high, roadway l6 feet wde the whole to be built
of mting sized tmbers, which may all be either
to by
means Of mOrtices pins and wedges. The second por
ton be simple trese work Of spans of Is feet EACH
roadway l6 feet in width, aud to include the trestle
pier for support Of north end of main bridge.
The amount of lumber required in the portion
exclusive of the holsters at the extremites, will be 25
600 feet board measure more or less number of IL
inch pins $780, number Of "a inch bolts A, weighing
with nuts l52 lbs /; number of cast iron washers 49,
weight 66 pounds all mere or less.
The amount of lumber required in the restle portion
inclusive OF the holsters of the truss portion, and the
treste pier main BRIDGE will be 1868 feet. board
measure more or less number of 4 inch pins 49, more
or less. -.I....-' o..
Ii being impossible to give few words a sufficient
ly clear description of the which these bridges
to be built persons DESTROYS bidding will call and
the drawings and specification. the same at the
Office of the undersigned
The materials for the tresses OF each bridge must be
white pine, of good quality, free from sap, shakes
dead knots imperfectiOns calculated diminish
their strength or durability. The pins blocks and
wedges must be white or burr OAK OF the best quality
and well seasoned The abutmets and restles may be
Of pine, white or burr oak.
The whole construction to be under the direction
Of the engineer OF in charge the of the
United States and TO be subject to such alterations and
notifications by him rs the in his Judgment may
require.
frthe sake Of economy and at the same time for the
benenf Of The contractor, the two bridges will be let 10
one contract, and will be bid for separately a. fooyS
81 .Enaks Riper Bridge
l. TIE mperructure Of this bridge by the thousand
bet n lumber, board measure, built in the bridge.
g. ne abutments by the running foot Of timber built
IN the abutmsnfs. .
s. The bolts used in the BRIDGE insusivs Of the nuts
by thspOund.