The daily Minnesota pioneer. [volume] (St. Paul, Minn.) 1854-1855, 1855-04-28
A BRIDGE OVER KETTLE RIVER

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A BRIDGE OVER KETTLE RIVER;
On Tia PIN. Douglas md 81. Lou,s Rice Road
BRIDGE OFER SNAKE RIVER.
THIS bridge will be Of single span of from
100 lsJ feel, may be required, have
two trusses each 20 feet high, roadway Is feet wide
the whole to be out principally OF inch plank, arran
ged in chores posts and braces ana 70 be
by the addition oc arch braces, al Of which be
fastened together BY inch treenas or pins, and s.
inch bolts
Tie abutmenis, which will be Of such height may
be required say feet, viii be made Of large square
lin Der, properly joined and pinned together.
The amount Of lumber required in The superstructnrs
Wy be S. 900 feet board measure, more Or less. The
aroun; of timber required in The abuments viii be 500
ed in The bridge viii ne 1861 the humber OF spikes 500
he number OF screw bus 200 average length 81 l-2
nche. total weight inclusive Of nuts 637 lbs, number
OF cast iron washers 400, total weight 500 lbs ali more
FRIDGE OYER KETTLE RIVER
This bridge will be OF portions the first
10 be Of single span Of 80 feet, have l6
feet high, roadway l6 feet wide the whole 10 be built
OF middng sized nberz, which nay all be either saw
ed heWed, may be most convenient arranged III
chords posts end braces and 20 be Joined together by
means OF mortices pins and wedges The second por-
ton to be simple rese work of spans OF Is feet eao
roadway 10 feet in width, and to include the tresie
pier Tor support of north end OF main bridge.
The amount Of lumber reQnised in the truss portion
exclusive Of the holsters tie estIenes viii be 25,-
inch pins 800, number OF 81 inch bolts A. weighing,
with nuts, l52 lbs number Of cast iron washers S.,
The amount Of humber required in The treste portion,
inclusive OF the holsters Of the portion, and the
trcse pier main bridge, viii be 800 ieet board
measure more Or less number al x inch pins 49, more
or less.
Il beng ibe to give in few words sufficient.
il clear description Of the manne III Which these bridges
are 10 built destous OF bidding will call and
the drawings and specifications OF the same at the
Office OF the undersis ned
The mater ias for tie !Ieases d each bridge must he
white pine, OF good quality, nee from sap, shakes,
dead knots, or any imperiecon, calculated 70 diminish
their strength or tnTnhiiiy The pins, blocks, and
wedges must be White Oh burr OAK, OF the best luahy
and well seasoned The a5Uments ant treates may be
OF pine, white o. burr OAK
The whole construction 10 be under the direction
az the engineer agent in charge on the part OF the
United States und be subject such alterations and
notifications BY him Is the case in his judsm msy
require.
For the sake Of economy, and at the time fora
benefit OF he oonnaclor the Two bridges viii be LEI "
contract, and viii be hid tof separately az follows
Sake Rec Bridge
l. The supers tructurc this bridge by the thousand
feet of lumber, beard measure, built in the bridge.
2 The abutmenta by the running oot Of timber bu't
in the abutmelts.
3 The bolts used in he bridge inclusive OF ihc nuts
by 'h9 pound.
pound.
Adle R,uer Dridec
J. The truss portion OF this bridge, exclusive OF The
holsters The extremes by tie thousand feet OF lam
her, board me tsurt, taiit III the truss portion
2 The trestie loftiol, inclusive OF me nois'efs ana
nesLe pier Of main bridge by the thousand feet Of n
hef, board messuIe, bull! in the trestIe portion.
g. The bolts, inclusive of the NUS used in The truss
portion of the bridge, by the pound.
4. The cast ron washers, by the pound.
The Snake River Bridge to be peted by the Isl o.
September The Kettle River Bridge by the LIST Of
November next.
The cohiruct viii be given 10 the lowest responsible
bidder The two Bridges and Ill case he should de
cline or aii sign the after due notice that his
bid been accepted the right is reserved Of grant
ing The contract 10 the next lowest responsible bidder
or to re-adsertse for proposals Bouts viii be given
ifIequired.
The contract VIII be subject 10 the approval of The
Secretary Of Wst.
The proposals should BE endorsed Proposals 70,
Bridges over Snake and Kettle Rivers"
J. H. SIMPSON,
Capt. Corps Top'l Eng'rs.
Office Gent Govt nosds, 81. raal, Mimi, April 10
1855. ltdawtilmayi