The Washington times. [volume] (Washington [D.C.]) 1902-1939, 1906-07-29

well. The head house alone. ze0x620 feet.
covers over 1900 square feet. or three
and a quarter acres. while the concourse
lSoX75o feet. covers an area OF about
two and a quarter acres. The general
waiting room. I3ox239 feet. viii cover
two-thIris OF an acre. in itself larger
tnan tAe average city depot. in add
ton 10 This room, there are the usual
ether rooms found in an up-to-date rail-
road station-din.ng room, lunch room.
ladies room, ticket Office. toilet rooms,
and baggage rooms. making up the sum
total above given.
100 Acres Covered.
The space which viii be occupied by
the round house. shops. and engine yard
will approximate ffty-five acres; IT.
space covered by the coach yard prop.
er. sixty acres; the approach between
the coach and train yards. five acres;
the train yard which Will occupy the
space between the north line OF the con-
course and I street. thlrty-one acres:
the space occupied by the station ana
a portion Of the plaza. between the
north line Of the ccnCOurse and the north
side II Massachusetts avenue, nin-
acres. making a total OF leo acres 10 be
occupied by the terminal Improvements
in Washington.
On the terminal depot there has been
delivered 10 date about 1000 cubic
yards of crushed stone. $3.50 barrels Of
Portland cement. 20,070 cubic yards OF
sand. 50 carloads OF limeoid, 1900 tons
OF structural steel. 426 cars of granite,
500 cubic yards OF ashlar. 2S4 cars OF
hreprooflnE material. ~ cars Of orna-
mental terra Gotta. and 100000 bricks.
The following quantities are involved
in the work done on the north approach
to CaIe: One hundred and thirty thou
sand cubic yards Of masonry has been
butt, . 460, 001 cubic yards OF material
has been excayated in the coach. engine,
and shop yards and deposited in the
plaza, between and about the walls,
around the foundations OF the station,
and in waste OF spoil banks. 10000 cubic
yards of material has been eXcavated in
the preparation Of foundations for mas
onry walls, piers. etc. 1900 square
yards OF interpreting has been applied
10 the backs Of abutments. retaining
walls, etc, 1900 tons OF cast iron pipe
has been used in connection with drain
age. 16 $50 lineal feet of piles have been
driven, 6,H5 tons OF steel work for
bridges has been delivered, rail, with
the necessary fastenings. has been de-
Iiyered. about 30 per cent of which is in
place. 400 sets Of switches and $50 frogs,
forty-five Of which are OF Manard and
Manganese construction. havs been fur
nished. ten No. 10 slip switches and If
teen No. S slip switches. all having end
frogs of Nanard construction, have been
delivered. practically all Of which are in
place.
Waterproohng Immense.
The following materials have been
used in connection with the concrete
steel bridges over the various streets:
Tv.Iye thousand cubic yards of con-
crete. 15.Om square yards OF water
proofnc. 1900 square yards OF cleo
tricallv welded wire netting, 5000 lineai
feet of 7l-inch rods for REINFORCED con-
crete 1900 square yards of as-inch re-
enforcing rods, placed 6-inch centers. In
the electric conduit system about 1850
duct feet have been put in place.
In the construction of the First street
tunnel the following materials have
boan uead. Flfty-two thousand cubic
vor5s of crushed stone ard gray 81. %
0Oo cubic wards OF sand. and S0,0oo bar
rals If Portland cement in making con-
crete for the side walls and launches of
The tunnel S.O0c cubic yards Of ashlar IN
,ba construction Of the confer we'll and
portai. 100000 brick in the arches. s.
go O0o feet board measure OF timber
vas used in supporting the everything
n,stArial during the construction of the
arches whiIe TO provide the cavity in
which N construct the drift tunnel g.
.,o cuhie yards Of earth was removed.
In the side walls and column founda-
lions of the sirder covered work about
400 cubic yards Of ash1aT. 5000 cubic