New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1884-04-13
sWoRy FIG GEES IN REGARD TO TIE DAM.
CIVIL ENGINEERS PREPARE PAPER FOR i'H
AnIFnI,CT COMMISSION.

CIVIL ENGINEERS PREPARE A PAPER FOR TIE
AoUFDUCT COMMISSION.
The Aoueluct Commissioners listened again
yesterday to the opponents of the quaker hri"Se "
w H. Webb read paper signed and sworn to ny l. ""s
kin, william H. Grant and Samuel MeElroy eiVi' en-
pccr setting forth their estimate Of ,hc cost OF the
dam They say that stipulation was made between
the Commission and Judge AruouX thata written h'l'
ment should NJ presented so them specifying wh"' hoi
nation was considered necessary, and the commissioners
were decide what should he furnished This statement
was submitted TO the Commission on April ny o. b.
Potter. but up 10 the present time no
action had been taken by the Commission INC
engineers therefore, made such proximalc ca
Inmates as they were enabled To uo
from their KNOWLEDGE of the proposed
work and their experience and judgment enabled them 10
do The cut stone work restricted 10 the eighteen
posts fifteen fect square EACH taking the facing OF the
main dam ne coursed rbblc The cofcrdam il estimated
by itself including the plant for the enormous pump
ing power required with river 10 control. Similar work
on similar structures has cost more than double the
estimate given. The principal items arc as follows;
225 900 cubic yards earth excavation T221,o00 42GOo
cubic yards rock excavation. SlGs,000; 100000 cuoc
yards concrete 81 0j0 600; 277oO0 cable yards lnbbe
masonry, $l932,O00 G9,l00 cubic yards coursea
masonry. $500 200: $500 cubic yards cur stone.
- IOG0 900; 500 900 cubic Golfer work. T7joO1o;
diversion OF river TJOO0OO For subdsns, ~ 500 cubic
wards masonry G2jGs00; bridges ard road, S130oOO
damages. structures aud buildings, $23oooo JoO acIS7
land 5000 600: clearing, cleaning area, T122,Ooo
Total $9.jls 0iO. For engineering supcIlntehurNce
ard other contnccnccs. II per cent cont actors
pIOf,s. 10 per cen-&j per cent, or SILL ""i" "'"
total, 81 / ,G3J,0jt. ,.,,.., ..
The engineers add that It Is their opinion tat the plans
Will have 10 he largely increased M cosi 10
make the structure safe and tight they think in view
OF The fearful consequences OF rupture OF M ua' ae
enormous cos the work and the macticainhtA 81 sup
plying the city with water for several years Wltho IN
turrDg The expenditure and risk, that II neYpcGient
bui'd the dam and that the plans proposed are lnadc
Quate and uns lfe. -,
Robert L. Darrleh declared that the engineers oi the
Adueduct had largely underestimate the Cost OF inc
dam He wished to PIT record his dcc'ar9t0n lnalm
the dam constructed at less cost than $l-oooOVV
il would not stand , ~,
o. b. Potter read paper setting forth that the
work of procuring additional water supply should he
Bridge Dam was condemned useless a. present ana
that il Will cost largely IN excess OF the sum
estimated by the engineers oi The Aqncdnct
Commission iha proposed change from gath
cTing the Croon water into separate reservoirs o. Is
row done INTO one great pond lake il contemplated
hv building nc Quaker Bridge Dam. ia condemned On thc
score of health II was signed by q. r. Potter Robert L.
DaIragh w II. webb. Thorn J.. Tcitncr and OH 'rs
Potter also submitted long document N regard 10
the amount OF water wnchwOud he obtained by hliins
the reservoir and dam The practical use or the Quaker
Bridge Dam, II asserted, II built Will he 10 store w
the annual flow o. the tTOon River or tac peiioG o.
and OacIaE years. beginning seventeen ana thfcc
years the present :imc.
Ex-Judge AruouN cited the case Of TIE public buildings
in this city Albany, and Throughout he state, showing
that they cost most Instances double the amount ol
he original estimate