Isthmian Canal Commission (U.S.).

Canal Record (Volume 4 no.1-52) online

. (page 26 of 168)
Font size
QR-code for this ebook

hydraulic fill by 457,637 cubic yards. The
total hydraulic fill to date is 4,979,457 cubit-
yards.

Dry-Fill — The material received from the
l 'entral Division, the Locks, the Spillway and
the plant excavation, amounted to 228 638
cubic yards and was placed on the north and
south toes of the Dam, making the total dry-
fill in place 4,875,558 cubic yards.

GATUN SPILLWAY.

Concrete — The construction of the east and



west approach walls was continued, 4,421
cubic yards being placed. The total con-
crete in place is 94,605 cubic yards.

Excavation — In excavating for the forebay
and for the foundation for the approach walls
25,162 cubic yards of material were removed,
making a total Spillway excavation of 1,483,-
1 25 cubic yards.

Cut-off Levee — Material amounting to 13,-
249 cubic yards was placed in the levee from
Spillway Hill to Mindi Hill, making a total
of 176,461 cubic yards.

HARBOR AND CHANNEL SECTION.

Dredging from the Ocean to Mindi — Six
dredges removed 420,869 cubic yards of earth
and 31,004 cubic yards of rock from the Canal
prism. In addition, the Chagres renjoved
5,654 cubic yards of earth at the coal dock,
2,590 cubic yards of rock in the French canal
at Mindi, and 13,650 cubic yards of earth and
4,550 cubic yards of rock at the Gatun docks.
On September 30th, 40 feet of water could be
carried from zero to zero plus 4,700 feet ; 30 feet
to mile 5 plus 800 feet; 20 feet to mile 5 plus
2,550 feet, the junction with the French canal.

PORTO BELLO.

PERFORMANCE OF ROCK CRUSHER PLANT.

Hours.
Length of working day, from September 1 to

17 16.00

Length of working day, from September 19 to

30, 6 a. m.. to 6 p m 12.00

Average number of hours worked per day. . . . 9.30

Cu. Yds.

Average amount per hour of working day. . . . 196
Average hourly output for possible working

time of 344 hours 203

Average amount per working hour 300

Total for month 69.733

Maximum day's output for 12 hours 3.508

Maximum day's output for 16 hours 3,749

SAND STONE AND CEMENT SERVICE.

In connection with this service, plant
steamed 10,398 miles, handled 717 barges, and
carried about 2.6SS passengers.

COLON BREAKWATER.

The material excavated amounted to 12,852
cubic yards, of which 6,862 cubic yards were
placed in the breakwater and 5,990 cubic
yards used for ballasting track. Five hun-
dred and forty linear feet of double track
trestle were built.

NOMBRE DE DIOS.

Dredges and cranes excavated 33,013 cubic
yards of sand.

MUNICIPAL ENGINEERING.

A water supply and sewer system for the
camp at Toro Point were under construction
during the month, and the usual work of
maintenance of roads, water works and sewers,
pumping stations, etc., in the territory of the
division was satisfactorily performed.
Central Division.

During the month of September the total
amount of material excavated by the Central
Division was 1,574,238 cubic yards, of which
459,473 cubic yards were classified as earth
and 1,114,765 cubic yards as rock. Of this
quantity, 1,572,064 cubic yards were removed
by steam shovels and 2,174 cubic yards by
orange peel cranes. The total — 1,574,238
cubic yards, — was primary excavation for the
Canal prism. The daily average number of
steam shovels at work during the month was
46.92 and the total number of shovel days was
1,173, as compared with 44.63 shovels at work
during the month of August, with 1,205
shovel days.

For comparison with the work done by
steam shovels during the corresponding month



October 19, 1910.



THE CANAL RECORD



61



of the previous year, the following table is
given :



Period.


Excava-
ted by
shovels.


Classifier
mater

Rock.


tion of - ~ v
ial. fc 5 =

5 » *

Earth. "S "


y
>.



%


Av. yarda

per sliovel

day


1909:
Sept. ..

1910:
Sept....


Cu. Yds.

1.454.287

1,572.064


Cu. Yds.

1.104.505

1.114,765


Cu. yds.

2 46.40

457.299 46.92


25
25


c. y.

1.248.3
1.340 2



Raiufall at Empire: 19(19, 7.22 ins.; 1910. S.99ins.

The above table shows the average output
per shovel to be 7.36 per cent greater in Sep-
tember, 1910, than in the corresponding month
of the previous year.

The total amount of material exca\ated
from the prism in the Culebra section of the
Central Division in September, 1910 — 1,339,-
948 cubic yards — was the greatest record in
that section for the month of September, the
next largest having been 1,235,978 cubic
yards in September, 1909.

The total estimated amount of material to
be removed in the Central Division was
97,125,018 cubic yards, and up to October 1,
1910, 63,321,815 cubic yards had been re-
moved, leaving 33,803,203 cubic yards yet to
be removed in order to complete all excava-
tion in the Central Division. From these
figures it will be seen that 65.2 per cent of all
excavation in the Central Division had been
completed up to the close of the month of
September, and 3-1. S per cent remained un-
completed.

Considering the two sections which com-
pose the Central Division, the excavation
completed and that yet to be completed at the
close of September operations were as follows:

CULEBRA SECTION.

Cubic Yards.

Completed 53.164.665

To be completed 31,022,059

CHAGRES SECTION.

Completed 10.157.150

To be completed 2,781,144

From the above figures it will be seen that
the Culebra section, locally known as Culebra
Cut is 63.15 per cent completed, and 36. S5
per cent yet to be completed; the Chagres
section is 78.5 completed and 21.5 per cent
yet to be completed.

During the month the following quantities
of material were hauled from the Canal prism
and dumped into the embankment for the
new roadbed for the relocation of the Panama
railroad: 1,050 cubic yards in the vicinity of
Pedro Miguel. The total amount to date
used for this purpose is 3,714,318 cubic yards.
One hundred and fifty-three thousand, nine
hundred and eighty-two cubic yards of rock
and earth from Culebra Cut were trans-
ported to Gatun for use in construction of the
Dam. The total to date for this purpose is
1,985,599 cubic yards.

The average daily number of laborers at
work on the whole division during the month
was S.327, while the average number of gold
men working was 870.

Pacific Division.
DISTRICT NO. 1 — LOCKS AND DAMS.

Excavation — The total excavation during
the month amounted to 18,995 cubic yards,
of which 10,405 cubic yards were taken
from the Pedro Miguel lock site, and 8,590
cubic yards from the Miraflores lock site.

Filling and Embankment — During Septem-
ber, no additional dry-filling was placed in the
prism of the west dam at Pedro Miguel,
leaving the total quantity in place at the close
of the month 260,852 cubic yards. Five hun-



dred and seventy-eight cubic yards dry-filling
were placed in back-fill, increasing the total
amount to 16,521 cubic yards. At Miraflores,
11.220 cubic yards dry-filling were added to
the toe; no hydraulic filling was added to the
core of the west dam, making the totals at the
end of the month 547,309 cubic yards and
138,587 cubic yards, respectively. No ma-
terial was added to back-fill, leaving the total
amount in place at the end of the month 133,-
545 cubic yards.

OPERATION OF THE PERMANENT AND AUXILIARY CON-
CRETE CONSTRUCTION PLANTS AT PEDRO MIGUEL.



Length of working day. hours. .

Average number of hours per day
worked laying concrete and
large stone (actual working
time)

Average number of mixers per
day

Average hour y output per mixer
(actual working time)

Average amount of concrete and
large stone laid per hour per
chamber crane (actual work-
ing time)



Large rock laid 409 00

Concrete laid 48.725.00



Permanent
Plant.



(. u



9.00



4.00
Yds.

11 >>1



Auxiliary
Plant.



Total concrete laid 49,134 .00



9.00



I
19.35



50.00
1.518.00



.568.00



* One locomotive crane in service 19 days and one
derrick four days: total hours. 78.43

t One 2-cubic yard mixer in service nine days.

PEDRO MIGUEL HANDLING PLANT.

The temporary mixer at the south end of
the west storage trestle was completed and
ready for use, and that at the south end of the
east storage trestle was 80 per cent completed.

OPERATION OF THE PERMANENT AND AUXILIARY CON-
CRETE CONSTRUCTION PLANTS AT MIRAFLORES.



Permanent
Plant.



Length of working day. hours. . .

Average number of hours per day
worked laying concrete and
large stone (actual working
time)

Average number of mixers per
day

Average hourly outDUt per mixer
(actual working time)

Average amount of concrete and
large stone laid per hour, per
chamber crane (actual work-
ing time)



Large rock laid .
Concrete laid . .



Total concrete laid 2.758.00 15,375.00



9.00



5.16



Cu. Yds.

No plant.



*27.71



42.00
2.716.00



Auxiliary
Plant.



9.00



No plant

5.56
Cu. Yds.
19.90



No plant



296.00
15,079.00



*Laid by berm crane "F", in sen-ice 19 days.
MIRAFLORES HANDLING PLANT.

The berm crane on the east berm at Mira-
flores has been operated during the greater
part of the month, being supplied from two
2-cubic yard cube mixers on the east storage
trestle. The berm crane on the west berm
was completed during the month. The west
storage trestle was 40 per cent completed.
Three A-cubic yard concrete mixers were put in
service in the early part of the month, and are
being used on the floor system and head walls.

DISTRICT NO. 2 — DREDGING.

The following is a statement of the output
of the five dredges which were in operation
during the month:



HYDRAULIC EXCAVATION PLANT.
The pumping station of the hydraulic exca-
vation plant was completed and four pumps
placed in operation. Two monitors have
been in operation during the greater part of the
month, as well as three lS-inch centrifugal
dredging pumps. Two of the dreii,
pumps have been disposing of material disin-
tegrated by monitors Nos. 1 and 2, while the
third pump was used to pump water from the
lock site.

BALBOA TERMINAL HARBOR.

Exploration borings were continued over
the site of the Balboa terminal harbor, and
108,950 square feet of the area were cleared
of mangrove trees and brush.

SAND AND CRUSHED ROCK.

The ladder dredge Gopher took out 44,100
cubic yards of sand at Punta Chame, and the
Ancon rock crusher plant delivered 5S,244
cubic yards of crushed rock.

DISTRICT NO. 3 — MUNICIPAL AND SANITARY
ENGINFERING.

Apart from the operation and maintenance
of pumping and filtration plants, the main-
tenance of roads, water mains and sewers,
forces were engaged on municipal improve-
ments in the city of Panama, and in the con-
struction of roads for the Canal Zone Govern-
ment. Sanitary drains and ditches were
maintained and extended.

DISTRICT NO. 4 — ANCON QUARRY.

Sixty-three thousand, two hundred and
fifty-five cubic yards of material were exca-
vated at the quarry. The following table
summarizes the operations of the rock crush-
ing plant:

PERFORMANCE QF ROCK CRUSHER PLANT.

Hours,

Length of working day 9.00

Average number of hours per day (actual

working time) 6.63

Cu. Yds,
Average number of cubic yards crushed per

hour of working day 258.86

Average number of cubic yards crushed per

working hour 351.40

Total output for the month 58.244.0U

Relocation of Panama Railroad.

During the month, 203,225 cubic yards of
material were excavated, making the total
excavation at the close of the month 4,545,553
cubic yards, and 287,993 cubic yards of mate-
rial were placed in embankments, making the
total at the close of the month 9,745,858 cubic
yards.

A trestle 690 feet long was driven, numerous
small culverts were built, and 780 linear feet
of 70-pound track were taken up, leaving a
total of 157,678 feet of 70-pound track and
18,997 feet of 90-pound track in place. The
total force averaged 1,585 men.

Quartermaster's Department.

Labor — There was sufficient skilled labor
of all classes on the Isthmus to meet demands.

Quarters — On account of the concentration
of work at the Gorgona shops, it became nec-
essary to provide quarters for 108 more Amer-
ican bachelors than were quartered in this
settlement in August. To do this, it was





Type.


WORK.


PLANT.


Total.


Remarks.


Dredge.


Earth.


Rock.


Earth.


Rock.




Dipper

Ladder...

Ladder

Ladder.. . .
Suction... .


Cu. Yds.

74.600

50,145

5.400
226.650


Cu. Yds.


Cu. Yds.
1.600


Cu. Yds.


Cu. Yds.
76.200
65.939

96.472


Place measurement




4.524




Place measurement








Place measurement




15,600




Place measurement






Scow measurement










44U.622


32.963


17.200















62



THE CANAL RECORD



Vol. IV., No. 8.



necessary to remove several families from non-
housekeeping quarters and convert the houses
into bachelor quarters. Owing to a reduction
of force at Porto Bello, quarters at that point
are no longer crowded.

Building — There was more construction
work under way than during previous months,
particularly in connection with the enlargement
and repair of various schoolhouses in antici-
pation of the opening of the school year.

Material and Supplies — During the month,
27,825 tons of miscellaneous material, 2, 368,-
540 feet B. M. of lumber, 488 pieces of piling
and 20,123 cross-ties were received. These
supplies were valued at $808,017.04.
Subsistence Department.

The operation of the European laborers'
messes and the colored laborers' kitchens
showed a net profit of §5,601.35. The line
hotels showed a net loss of $1,821.89, and the
Hotel Tivoli, a net loss of $710.81. There
was a profit of $174,37 on the operation of
restaurants, penitentiary and dredge messes.
The net profit on all subsistence operations
was $3,243.02.

Department of Civil Administration.
COURTS.

Fifteen civil and 22 criminal cases were
disposed of in the Circuit Courts of the
Canal Zone, and 71 civil and 498 criminal
cases in the District Courts.

DIVISION OF POSTS, CUSTOMS AND REVENUES.
• Money order sales for September amounted
to $466,121.28, and the fees to $2,025.53.
Receipts from stamp and card sales, and news-
paper postage, aggregated $7,322.07. The
total collection of revenues made by the
division was $21,243.21, and the collection on
account of court fines, costs and fees, $2, 592.-
03.

Eighteen vessels entered at and 16 vessels
cleared from the port of Ancon; and 15 ves-
sels entered at and 19 vessels cleared from the
port of Cristobal.

DIVISION OF POLICE AND PRISONS.

The total number of persons arrested was
500, of which 460 were men and 40 women,
45 nationalities being represented. The num-
ber of arrests shows a decrease of 118, as com-
pared with the figures for the previous month.
Nine convicts were committed to the peniten-
tiary, and seven were discharged, leaving 145
convicts confined on September 30. The
cost of guarding and subsisting the convicts
was $2,648.60, and the value of their labor on
roadwork was $2,068.

DIVISION OF FIRE PROTECTION.

There were six fires in the Canal Zone
during the month. The estimated value of
property involved was $307,350, and the
damage was $18.95 to Government property,
and $10 to private property.

DIVISION OF PUBLIC WORKS.

In the city of Panama the average daily
consumption of water was 1,161,250 gallons,
and in Colon 902,508 gallon-.

The usual inspection and maintenance work
of this division was performed during the
month.

Department of Sanitation.

The total number of deaths from all causes
among employes was -18, thirty-three being
from disease and 15 from external causes.
The death rate among employes for the month



of September in this and previous years was

as follows:

1904 14.31

1905 32.00

1906 57.34

1907 \ 28.63

1908 12.78

1909 12.76

1910 11.47

The annual average per thousand for deaths
in the cities of Panama and Colon, and in the
Canal Zone, including both employes and the
general population, was 21.60, as compared
with 19.01 in September, 1909; 24.91 in Sep-
tember, 1908; 32.93 in September, 1907; and
54.54 in September, 1906.

The annual average death rate from disease
per thousand for employes, segregating whites
and blacks, was as follows: Whites, 3.58;
blacks, 9.46.

The following diseases caused death: Mala-
rial fever, 4; pneumonia, 6; pulmonary tuber-
culosis, 3; typhoid fever, 2; all other dis-
eases, 18.

No cases of yellow fever, smallpox or plague
originated on the Isthmus, or were imported
during the month.

Respectfully,
H. F. Hodges, Acting Chairman.

OFFICIAL CIRCULARS.

Duties of Counsel and Chief Attorney.

Culebra, C. Z., October 4, 1910.
Circular No. 183-o:

The Department of Law. created by the Executive
Order of January 6. 1908, establishing an organization
under the Isthmian Canal authorities, shall be under the
direction of the Counsel and Chief Attorney, subject
to the supervision of the Chairman and Chief Engineer.
In addition to the powers and duties assigned to him
by the Executive Order of April 16. 1910. the Counsel
and Chief Attorney shall be charged with the general
supervision of the legal matters pertaining to the Com-
mission, including the acquisition of right-of-way and
the adjustment of land damages.

Geo. W. Goethals,
Chairman and Chief Engineer.
Approved: October 4, 1910.

Robert Shaw Oliver,

Acting Secretary of War.

Acting Superintendent, Mechanical Division.
Culebra. C. Z.. October 15. 1910.
Circular Xo. 354:

Effective October 17. 1910. Mr. A. T. Corcoran will
act as Superintendent of the Mechanical Division
during the absence of Mr. A. L. Robinson, on leave.
H. F. Hodges. Acting Chairman.



Surplus Material and Supplies.

Culebra, C. Z., October 17, 1910.
Circular Xo. i55:

Pursuant to the investigation of the method to be
adopted to prevent the accumulation of surplus material
and supplies, instituted by this office in letter of August
10, 1910. the following is published for the information
of all concerned:

The Quartermaster's Department will continue to
issue lists of surplus stock and material on hand, and a
supply of these lists will be kept at all Quartermaster's
storehouses.

The Quartermaster's Department is authorized to
make substitutions in filling requisitions and foremen's
orders, after consultation with the interested department
or division, if this is practicable. If not practicable,
the substitution is authorized with the understanding
that the material may be returned if it cannot be used.
All substitutions will be issued at the standard price
in the price book.

In making "A" requisitions, particularly for spare
parts, care should be exercised that an accumulation
of such parts will not be left on hand owing to the proba-
bility of construction units being retired from service
as the work nears completion.

The cooperation of all departments and divisions
is enjoined. H. F. Hodges,

Acting Chairman.



on the Isthmus will be held at the Administration
Building at Culebra on Sunday, October 30, and Sun-
day. November 6, 1910. at 9 a. m.

All rodmenand levelmen in the service of the Commis-
sion and the Panama Railroad Company on the Isth-
mus must take the examination in order to become
eligible for promotion.

The examination for transitman may be taken by
any lodman and if passed will render him eligible for
promotion successively to levelman and transitman
without further examination. Rodmen may also take
the examination for levelman to qualify for promotion
to that grade only.

All those who pass the examinations successfully will
be equally eligible for promotion to the iespective
grades.

Xo levelmen nor transitmen will be heieafter selected
in the United States for seivice on the Isthmus so long
as there are eligibles on the Isthmus, who have become
so by reason of these examinations, available for trans-
fer or promotion.

Examinations will be both written and oral. They
will consist of such practical pioblems as engineers in
the service of the Commission are called upon to solve
in the ordinary routine of their duties, and will be con-
ducted with a view to ascertain the applicants' fitness
foi the work to be done. The written examination
will have a weight of 40 per cent; exnerience and testi-
monials, 40 per cent; oral examination, 20 per cent.

More than three testimonials from each applicant
are not desired. Similar examinations will be held
every six months, or oftener, if circumstances requiie.

It is requested that you will advise the rodmen and
levelmen under your dhection that they will be ex-
pected to enter this first examination, and divide them
into two squads, one to appear on Octobei 30, and one
to appear on X'ovembe: 6. A list of the men to be
examined on either date should be forwarded as soon as
practicable to Mr. A. B. Nichols, Chairman of the
Examining Board.

H. F. Hodges,
Acting Chairman, Isthmian Canal Commission.
! \'i -Presid n'.. Panama RaSroai Company.



District Dentist at Culebra.

Ancon, C. Z., October 15, 1910.
Circular:

Employes are advised that Dr. R. H. Brumby,
district dentist at Culebia, has returned from leave
of absence and is ready to continue his work.

Robt. E. Xoble,
Acting Assistant Chief Sanitary Officer.



Examinations for Levelman and Transitman.

Culebra. C, Z.. October IS, 1910.
Sirs: Examinations for promotions to the positions of
levelman and transitman in the service of the Isthmian
Canal Commission and the Panama Railroad Company



Train Schedule in Case of Floods.

Panama Railroad Company,
Office of General Superintendent
Colon. R. P., October 7. 1910
Circular No. 217:

To All Concerned: In case of high water at Black
Swamp or Bridge 27, preventing the running of Pan-
ama railroad trains over the present main line, the
following modified schedule will be put into effect with-
out further notice:

High water between Bohio and Gatnn — Trains Nos. 1,
3 and 7, and local south will run from Gatun over re-
located line via Frijoles Junction to Frijoles, thence
over main line.

Trains Nos. 2, 6 and S. and local north will run over
the main line to Frijoles, thence over relocated line via
! - Junction to Gatun.

Trains Nos. 4 and 5 will be annulled north of Frijoles.

Train Xo. 4 will run on regular schedule to Frijoles
and back south as Xo. 5, approximately one hour late.

High water between Gorgona and Bohio — Trains Nos.
1, 3 and 7, and local south will run from Gatun over
relocated line to Gamboa Bridge, and will come north
to Gorgona before proceeding south.

Trains Xos. 2. 6 and 8, and local north will come to
Gorgona before proceeding north via Gamboa Bridge.

Trains Nos. 4 and 5 will be annulled north of Gor-
gona.

Train No. 4 will run north to Gorgona on regular
schedule and return to Panama as No. 5, approximately
one-half hour late.

Sunday schedule — Trains Nos. 1. 23 and 27 will run
south as above, to arrive at Panama approximately
one hour late.

Trains Nos. 20 and 24 and pick-up will run north as
above, to arrive at Colon approximately one hour late.

Trains Xos. 21. 25. 22, and 26 will be annulled.

Trains Xos. 28. 29. and 30 will be annulled north of
Gorgona.

Trains Nos. 28 and 30 will run north to Gorgona on
regular schedule and No. 29 will run south from Gor-
gona on regular schedule.

On steamer days passengers will take No. 2 (or No. 8
the previous evening). Xo. 6 will pick up the re-
frigerator cars and will not carry passengers.

Trains Nos. 3 and 6 will handle hospital car.

F. Mears, Acting General Superintendent,



October 19, 1910.



THE CANAL RECORD



63



COMMISSION CLUBHOUSES



Activities of the Young Men's Christian Asso-
ciation.

CULEBRA.
On Saturday night. October 15, Cristobal's first
team took two out of three bowling games from Cule-
bra's first team. The scores were as follows:



Cristobal.

Louch 163 205 213

Rabbitt 180 135 1-10

Collins 228 139 206

Burns 174 138 139

Thomas 165 169 144



Culebra.

Cohen. . . . 199 164 14S

Herrington 168 142 139

Gushing.. . 164 184 132

Case 173 143 138

Dougherty. 167 207 158



Total 910 786 842 Total... 871 S40 715

The local handicap bowling tournament closed last
week. Prize for greatest number of games won was
awarded to Mr. Hurst; prize for high average to G.
C. Hayes; prize for second high average to Mr. Cohen.
The standing of the men in the chess tournament is
as follows:

Won. Lost.

Bartlett -4 7

Dubois 10 2

Goodenow 5 7

Mengel 2 7

Putnam 3 7

Stiles 5 5

Warner 8 1

The meeting of the discussion club held on Wednesday
night. October 12. was led A. B. Dickson of Empire.