Arizona republican., 1911-02-11
Concrete Base Covered With
Asphalt Surface
CAMPBELL SPECIFICATIONS
Now Being Printed, and
When Ready Will Be
Taken Up by Council =
Blue Prints Will Be Pre-
pared, Bids Called For.

Specifications for the paving of the
streets of Phoenix with a pavement
consisting OF hydraulic concrete
base covered with asphalt, are now
being printed. These Specifications
were drawn up by Engineer A p
Campbell OF Riverside, California As
soon As they are out of the hands of
the printer they will be taken up by
the council and City Engineer o. A.
Turney will be directed to make the
necessary blue prints When the blue
prints are made the next step will be
to advertise for bids.
The report of the special paving in
vestigating committee was submitted
TO the executive committee OF the
street paving association after Mr.
Campbell's letter was received. 1t was
approved by the executive committee
and viii be part Of the report ulti-
mately submitted to the council
Following is the investigating COM
mittee's report:
Phoenix, Ariz.. Feb. 3. 1911.
Mr.. Eugene Hackett.
Chairman of Executive Committee.
Phoenix Street Paving Assn.
Dear Sir
As result Of our Investigations in
other cities, and the investigation here
OF Mr.. A. Il. Campbell. city engineer
of the city OF Riverside, California, a
recognized paving expert. your com
mittee recommends as follows
That the attached specifications
numbered l. >. ,. Z. be adopted by
the common council of the city OF
Phoenix. as well as specification
numbered 5 for concrete cutters.
We recommend further that the
general paving committee. as soon as
the necessary plans can be prepared,
secure competitive bids for paving the
business districts with the following
classes of pavement:
!. Sheet asphalt pavement. laid on
a five-inch hydraulic concrete base.
as covered by specification number
ed |.
=. A pavement with Bitulithic
wearing surface laid on .five-inch
hydraulic concrete base. as per spec
ifications numbered and 8.
3. Concrete cutters. according TO
specification numbered >.
We further recommend that the city
council have prepared by the city en-
STneer. without DELAY plans and pro-
files of the following district. con-
forming to the recommendations OF
Mr.. Campbell. in his report attached
hereto as comprehensive system of
surface drainage. for the purpose of
securing the bids above referred to:
On Washington street. from Third
street to Fourth avenue.
on Adams street. from Second
street to Second avenue.
on Center street. from Monroe
street 10 jefferson street
On First street. from Adams street
to Jefferson street.
On First avenue. from Monroe
street to jefferson street
Also any extension of this district
where the property owners on any
one block are prepared to pay for
this class of pavement.
We find as a result of our invcsti-
cations. that in order TO get econom-
icsl construction which involves the
equipment of quite a plant, that ii
viii be necessar. TO contract for az
least twelve blocks of pavement at
one time
We further recommend that con-
mittee be appointed by the chairman.
consisting OF one property owner in
each of the blocks within tho district
above referred TO, for the purpose If
obtaining signed agreement from
each property owner to pave at a,
price not exceeding 81 per square
yard. exclusive of gutter and curb.
with such class OF pavement as this
committee shall select. after receiving
bids. on not less than three weeks
public notice
We attach hereto a copy of Mr..
Csmpbelrs report on street paving
and we further recommend that as
soon as practical. his suggestions az
to the ownership by the city of
Phoenix of a quarry. as well as the
ownership of oil tanks and heating
apparatus. be complied with.
Respectfully submitted.
DWIGHT B. HEARD.
CHARLES STAUFFER
t-r ROY s.. GOODRICH
Mr., CampbeH's letter. accompany
ing his specifications. was somewhat
follow:
Riverside. Cal. Feb. 6. 1911.
Phoenix Street Paving Association,
Phoenix, Arizona.
Gentlemen
had the honor to visit your city
Friday. January 20. 1911. for the first
lime and spent four days examining
YOUR streets in view of offering sug-
gestions for their betterment.
Ny first impression was the like
ness in many particulars to nv own
city. The width of the streets. size of
blocks. nature of the soil. rainfall, !
mud in winter. dust in summer. etc.
Perhaps the first noticeable differ
ence was the excessively high curbs.
which. I learn. is necessary on ac-
count OF drainage
This is an Inconvenience that for a
NM cnst ma. ho r.,nsdisd and 1