The times dispatch. [volume] (Richmond, Va.) 1903-1914, 1907-01-06

gotten badly tangled at this point. for he
states that twenty per cent o. 40 horse
power az tho cost OF eight cents per kilo-
watt hour amounts % the value indi-
Gated above" 80. 500 u does no such
thing This price per kiioWaft hour would
mean "a loss or over $500 per year. and
plant operating cost Of over S40oOOO per
year whereas the estimate OF the pro
fessor. with All its errors only gives $40 -
Z9 a. the total operating cost As a
matter Or fact. had 7 made tho omission
imputed 10 mo. which I distinctly have
not. tho only additional cost 20 which tho
city would nave been subjected would he
a small sum Ter extra coal AT the time
the water power failed for the same NUM-
Der OF men would have been eruployeG in
the plant. the Same generators would
have been operated. and we would sinuIv
have used a litfle more James river wafer
for power. Since the entire charge fl
ncudous, II u OF TO consequence that Mr.
Sever made an erroneous calculation ~
the amount 1 have simply cancelled hir
charge
Two hundred and afty dollars Is added
by Mr. Sever for line maintenance This.
TOO. l- erroneous. Line maintenance IS
covered by Ntne amount named for oDera-
ton and maintenance OF the entire plant
/ therefore eliminate this charge also
MT Sever does not give the plant credit
Ior the electric current TO Re supplied
20 tho public. amounting 10 4 0{5 ana 7
have corrected this deficiency.
Mr Sever acts unfairly in dealing with
the cost ~ installation Of the different
plants u Is wei known that the cos.
Of all machinery and labor generally has
advanced since the facts contained IN
my report were collected. p period ex-
lending over eighteen u1nnins lie pre-
I9res new set of estimates for the
electric plant but persnifs the old esti-
mates for the alternative scheme "
eQuipping the New pump house 10 20 NM
n frr
fluctuations. For this part 81 the work
nave used tho estimates prepa red by
Mr- O. = Boiling throughout with the
following results
The hydraulic equipment buildings and
pumps. estimated at $4,000 VIII cost to-
day t1s67s The steam reserve which
was 20 have cost SIS 90. have advanced
10 per cent making 70 now S4s go. or a
total cost - szzs.llS as against the old
figure OF $50 90. which NJ Sever uses
incidentally. 7 would remark that the
councils delay in acting on this propo-
sifion has been quite expensive. ] make
Tire correction in Professor Sewers
hgures covering the increased cost OF
Tho equipment % the Alternative scheme
which he advocates
COST OF ELECTRIC PLANT.
There il r. very close agreement h-.
tween Afr Sewers estimate o. the cost
~ electric plant and the appropriation
which is now being asked for ifs con-
structicI..
AR. Sever thinks - best % add another
steam turbine and Sc equipment 20 the
plant " hicn I outlined + did not think
u necessary 20 ask for this additional
urit ~ I provide FOR 30 kiIowatts ~ re-
serve capacity az the electuc plant at
the New Reservoir plant. which could
te used Tor the purpose Ehoul8 an acci-
dent disable one OF the steam turbines
during a low water period II would be
ID
provide against the remote contingency
Or an accident occurring. but % SIS not
really necessary IN ny Judgment. in view
~ the reserve a. the new pymp-house
hotn IN electric generators and steam
pump.
u this additional turbine 81 omitted
from Sir. Sewers estimate together with
IT'S accessories. the deduction from his
estimate wo.lu be 81 49,
COMPARISON or COSTS or PLANT.
Mr.. Sewers estimate including ad-
cltioTal turbine. .................. $685.. so
Air- sever's estimate without ad-
citlCual turbine. ............... ... 81 Sc
city Of RICHMOND estimate
without extra turbine ............. 80 zoo
II would seem that with two engineers
working Independently OF each other
mere IS a remarkably close agreement.
COST OP OPERATION.
now proceed TO give the cost OF ope-
ration. using the depreciation charges
Wnich MT Sever has designated and cor
recting those charges which have shown
20 be erroneous both with and without
an electric plant.
WITH ELECTRIC PLANT
Interest per cent on cost OF
plant as per Mr.. Sever, includ-
ing extra turbine ........-..-.... Si4152 o
depreciation. as per his state
ment -..--.-.-.......-. Observation-Disclosures. Il 12s %
Depreciation. additional 10 cover
error on motors. pumps and
line, s per cent. IN place OF
per cent. on $1,000. ............. !. $50 70
Operating II maintenance
charges Observation-Disclosures. q. 725 N
Interest on pump house property 5000 %
Total operating cost...-........ So. 0el 20
Sinking fund 20 pay for plant, il
per cent. on cost Of Ss52. SlO....... 62s2 10
Total. Including sinking fund
by electric plant Method. per
aiHLih ..--.--.--- ------- ---.-.. 10. 1sS 70