The evening times., 1898-12-12
Lieutenant Colonel Miller
Submits His Report.
PLANS FOR IT'S INCREASE
Stgppage of the Leak Into the Tun-
mel Under Rock Creek.
Work Done at the Various Shafts.
Inspecting Filtration Plant.
Sumnar. for November.

The report of Lieut.. Col. A. NJ. Miller
of operations during November for in
creasing the water supply of Washing
ton, ID. c." was received at the War De-
partment today. 1t is accompanied by
supplemental reports on investigating
the water supply of Washington and on
the Washington Aqueduct.
The project for increasing the city's
water supply contemplates preliminary
the stoppagc Of the water leak into the
tunnel under Rock Creek 1t is proposed
10 accomplish this by constructing con-
crete covering over the tunnel where it
passes under Rock Creek.
While this work is in progress prepara-
tions viii be made 10 pump ont the tun-
nel through the several shafts. The tun-
nrl viii then be pumped out, an inspection
made and the force organized for carrying
! out the plans OF the board OF experts as
! set forth in its report of January l., 1886
which plans have been approved by the
! chief Of engineers and Secretary of War.
The balance available for continuing
/ the work AT the beginning Of the present
month was 500, ,33S.25.
/ During the past month at Foundry
Branch shaft the work of trimming the
tunnel for lining. excavating stone and
muck and laying railroad tracks was con
| tinued The lincal feet of tunnel trimmed
during the month were Lie, making to-
| tai of 1872 There was removed from the
/ tunnel during the same period $40 cubic
Yards of stone and al cubic yards of
muck, and 3 leo feet Of railroad track was
laid.
Al Rock Creek shaft the shed for the
tool house and carpenters shop were COM
pleted. the headhCuse erected, the cage
placed in the shaft and two pumps placed
on base plates al the bottom of the shaft.
At Champlain Avenue shaft the head
house was erected cage placed in the
shaft, the work of laying track and eAca-
waiting stone and muck commenced and
the work of trimming the turlnei for in
ing continued. There We're removed from
the tunnel during the month 559 cubic
yards Of stone and i95 of muck, while
> AS feet of railroad track were laid
At Howard University shaft. 1907 feel
of railroad track We're laid during the
month. and is5 cubic yards of stone and
il3 Of muck removed
The total work accomplished in the
tunnel since IL began = as follows: Trim
ming 2.G2S feet; track laid, S9e5 feet; ex-
cavatian, 4.51i cubic yards.
The work OF trimming ard cleaning on
the tunnel is being continued during Tho
present month.
In connection with the Investigation o.
the wafer supply Of Washington. Col
Miller says journey was made duriEl
the month to Elmira. y. Y. for the pur
pose Of inspecting a filtration plant a
that place A report on the subject is be
ing prepared.
In his report on the Washington Ac
} queduct Col Miller states that duiini
the month the height of water on th'
gauge at the mouth Of the conduit ha
varied between l52.30 and 15l.6p above tn
datum plane.
During the month the condition of tn
water was turbid twenty days al Grea
Falls and only four days at the d!strib
uting reservoir, efiiuent gatehouse
slightly turbid one day at Great Fal
and ten days at the distributing reser
, voir: clear nine days at Great Falls an
, sixteen days at the distributing reser
; Noir
The water in the distributing reservoi
has varied between 1851 and li5.1J alb "
I The datum plane.