St. Paul daily globe. [volume] (Saint Paul, Minn.) 1884-1896, 1886-12-15
Proposals for Water Gates.
OFFICE OF THE BOARD OF WATER CONF
MISSIONERS,
ST. PAUL, Mimi, Dec. IA, 1885.

Sealed proposals will be received at the
office OF the Board of Water Commits
sioners of the CITY of st. Paul until IL
o'clock M, Jan. T. 1887, for furnishing said
city with the following water gates in accord
ance with the following specifications:
Six 10y 3-inch gates with the privilege of
6 additional.
Ten QO) finch gates with the privilege of
5 additional
One hundred and twenty (12O) 6-inch gates
with the privilege of so additional.
TWENTY-FIVE (25) 12-inch gates with the privi-
lege of l5 additional
Twelve Q2) l6-inch gates with the privilege
of additional.
Three (3) 2Oinch gates with the privilege of
2 additional.
F1rst-The workmanship and material used
in their manufacture shall be Of the best
quality, and the castings shall be smooth and
perfect, without sand holes or scabs. The
Joints shall be planed smooth and well fitted,
and all bolts used in them shall have heads
and nuts of q heXagonal form.
Second-All valves shall be double faced,
being formed by two independent discs.
which Shall have their only point Of contact
with the stem at their centers. The discs
shall be so attached TO the stem that they
shall be capable of rocking motion and be
permitted 10 adjust themselves to their seats,
which shall be bevel. The discs must lift and
| bearing on the seats horizontally and avoid
| all dragging on the seats.
Third-When open the valves must present
| clear open Way.
Fourth-Both the discs and the surfaces of
contact of seats shall be of brass, and shall
| be accurately fitted and ground TO their seats
| so as to form a perfect closure Of the passages
when the valve is closed The stem and all its
| connections with the discs shall be of solid
| brass.
Fifth-The iron used shall be from an ad-
| mixture of grey iron remelted in the cupola
| of an even grain and producing a tough,
| strong casting.
| SiXth-The brass used shall be of the kind
| known as ''hard brass" an alloy of copper,
| tin and zinc.
| Seventh-Each and every valve shall be
tested to a pressure of 800 pounds per square
| inch, and shall then be coated with coal tar
| varnish and delivered dry.
| Eighth-Weights must not fall below the
| following: 3-inch valves, 65 pounds: 4-inch,
| So pounds; 6-inch. $50 pounds; 12-inch, 575
| pounds; 16-inch. 1875 pounds: 20-inch, 1850
pounds. All 49, and co. must be geared.
Ninth-All valves must open by turning to
| the right.
Tenth-All valves over 16'' inch to have
| indicators.
All gates must be delivered free on board
| of cars in St. Paul, freight prepaid One car
| load must be delivered by March Is, 1887.
and balance by May l, 1887. The privilege
gates must be delivered within thirty (30)
| days from date of order. Payments will be
made by monthly estimates.
A bond with at least two (2) sureties, in a
sum of at least twenty coy per cent. of the
| gross amount bid, or a certified check for
five hundred dollars must accompany each
| bid.
The Board reserves the right to reject any
and all bids.
pids ,,,e+ ba on6orcod ttpronoeaIc for
| Water Gates" and addressed to the under
| signed. JOHN CAULFIELD,
Secretary Board of Water Commissioners.
34S-349