Plans (706) SEP -07 -2000 11:35 P.01
atiP .
State or Oman
Deputineat of Consumes sad SWAMI
UII.DING CODES DIVISION
1535 Edgewater NW PO BOX 14470, Sala's OR
97309
/too Policy Technical Srevices
DATE: g// Structural: Ravi Mahajan, PE (503) 373 -1354
Structural Specialty rndc and ADA
Number of payc4
.� Mechanical and
including cover sheet: Dwelling Code Mike Ewert (503) 373 -7529
One and Two Family Dolling Code
. Z,k,_ . h .e a.� a,, Mechanical Specialty Code
Phone: Electrical Gary Wilson (503) 373-7509
FAX Phone: S3- (e:261-36k1 Kirby Sprague (503) 373 -1353
Electrical Specialty Code and
FROM: Harold DePue Dwelling Code _Electrical provisions
Phone: 503 -378 -4486 Plumbing Terry Swisher (503) 373 -7488
Harold DePue (503) 378 -4486
Plumbing Specialty Code and
E-Mail harold.Ldepuetate.or.us code Pig pravisto>�s
@s
Elevators Jim Runyon (503) 373 -1298
Elevator Specialty Code
It's a pleasure to serve you.. Boilers • Curt rye (503) 373 - 1216
ASIA Boiler and pie vessel cods
We are pleased to send the attachedd s
material in response to your request. and parks
Pat Lewis (503) 373 -1266
if we can be of further service,
please contact:
Plumbing Section
Policy Technical Services
COMMENTS:
•
•
SEP -07 11:35 _
title /A.) HDPE 1n51;i Hatton Gui,lelines
Consideration should be given to the
project performance specified when : 4 % „
Al: selecting manhole connections. When r r
connecting to concrete manholes or
F„t,,,,, - - inlets grouting the pipe to the manhole 7 �:.
or inlet using non -shrink grout
rod t' provides a soli tight installation. A ti
9 t 2.;; ; 7
gasket placed in a pipe corrugation at — - -. ------ - - - - --
c; the approximate center of the manhole
or inlet wall will act as a water -stop.
* TEST : O1:1.1; L= This water -stop should provide a silt
tight installation. Watertight
installations may require flexible
rubber connections such as rubber boots, 'A- t-oks ", etc. ADS N- 12/SDR- 35
adapters or the smooth exterior ADS manhole adapter pipe should be used
with flexible rubber connections.
Insert the ADS N- 12/SDR -35 or ADS manhole adapter into the flexible
connector using a lubricant as recommended by the manufacturer of the
flexible connector. The flexible connector should be sized to the OD of
SDR -35 PVC pipe. When connecting to manholes, ensure backflN is placed
under the pipe adjacent to the manhole to prevent differential settlement.
of 1 ...
SEP- 07 - 29 ' 11 : 35 P. 03
�
Embedment materials are those used for bedding, Sii l
_._ haunching and initial backfiltl. AASHTO Section 30 and
stone I�rodt dense
ASTM D-2321 classify soils using AASHTO and Unified ate gra % ,
SOU ciassificetion, respectively. The following will lime or no lines (114
describe soils using the ASTM D -2321 nomenclature inch to 11/2 Inches
with AASHTO designations noted. in size)
gimai
Note: Al embedment materials should be free from (cw, GP, Sw, SP,
lumps of frozen soil or Ice when placed. Additionally, GW-GC. SP-SM)
embedment materials should be placed and compacted ''
grarted =briefs.
at optimum moisture content. es way,
: '
coarse sands aid
AASHTO SECTION 30 graveLhand mixtures
(1 1/2 inches
mardrrrulll in size).
Trench Width 4 (AASHTO
classifications Al &
rif .. • i ;2 ii AS).
I " • • • ' , 1 PK GC, SM. SC)
Media 1
materials Wet fines
Itgamedi o including silty or sloYeY C
ees „ 1 f • I sa . velor fa
,a D ` .,_ 6 .. Sand must comprise
Ab . _,,.; _= - -- more than 50
percent ceetsal aeddsss materials ( 111
�e� tinI ' " 0. 5.1 two arctrte so. 3-3) indras nlaxkrnrm
alzs). (AASHTO
classifications A-2-4
ASTM D•2321 & A-2-5)'
GAL. CL, iMft, CH) '
" was grained
- rt: materials. such es
- ;MGi�i fine sand and soils
:• -`_ containing 50
percent or more Clay
Itaitial e..a ei +a t' E 12 3n
' t.5 -3OO-, Of s i ed
. � classified as Class
• . i ': ; IVa (ML or CL) have • . r "Pa 14.3. medium to low
'� ��` plasticity and ere not
a
% - am. reoonm ended In the
' ! ' embedment zone.
::r' Soils classified as
, w ; , Class tVb (Mt t
Or
Tamed% eseotcw l ieetfaa 13testing 'irsasavlogi CI'1) have high
.. plasticity and are not
recommended for
(Please contact your ADS representative for ASTM and ergtt
AASHTO documents.)
These specifications are presented as a guide and are
Of ' to dude
not a substitute for local agency/designer standards. organic ants and
Both specifications are illustrated to show similarhima days, peat and other
and ADS's recommendations are presented in the text. organic rnarellals.
Embedment materials should be specltied with They are not
recommended for
consideration given to design loads and the embedment
classification and suitability of native soils_ For normal matodais.
installations without live bads or deep cover heights,
many native soils will be applicable. Also, using native
soils minimizes the potential for migration of fines Into
the embedment material. Where native soils are not
appropriate for embedment materials or the loading
conditions, an imported material should be considered.
. of3 c.r.rw. +_ ...
TOTAL P. 03