ATT B - Plans_MP352.6~1.pdf

PDF 512 KB Posted

Attached to
US101 MP352. 6 - Lone Ranch Slide
Solicitation number
S-73000-00016164
Issued by
Crook County, Oregon

About this file

This file is a technical plans document, specifically a detail sheet for temporary rock inlay repair work on a highway embankment, prepared by an engineering firm for a state or local transportation agency. The project involves general excavation and stone embankment backfill work designed to slow landslide material advancement onto the highway rather than prevent it entirely, thereby reducing maintenance costs and meeting applicable standards. The repair section measures approximately 275 feet in length, with the specific location to be identified by the engineer. The temporary rock inlay employs a minimum recommended width of 4 feet, anticipated to provide a 5 to 10-year useful service life. The work includes well-graded stone material ranging from 20 inches to 15 feet in depth, with embankment heights varying between 5 to 10 feet and 13 to 18 feet depending on location. The detail specifications call for wrapping with Type 2 drainage geotextile and installation of 8-inch diameter corrugated HDPE perforated pipe with granular drain backfill material.

The document is presented as a typical section sketch based on existing conditions, with design and earthwork details noted as conceptual. No specific pricing, funding sources, response deadlines, or bidder conference information is contained within this technical plans document. The specifications emphasize that while decreasing the rock inlay dimensions would reduce material quantities, it would also decrease the longevity of the repair, making the recommended 4-foot minimum dimension the optimal balance for the anticipated service life and maintenance cost reduction objectives.

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Other files

File Type Posted
ATT A - Special Provisions and Specifications_MP352.6~2.pdf PDF
00016164 Bid Results.xlsx XLSX spreadsheet
ATT C Bid Pricing Form_~4.xlsx XLSX spreadsheet
00016164 Invitation to Bid.docx DOCX document
Existing Utility line additional Information.docx DOCX document

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Text version

� GeMral E;xoavation

� Well Graded 2�0" Or 15"-0'" Stone embankment Aloterfol (5£:.MJ Backfill lnt�nf of de8ign ts not to r:;eqsfJ landslide or::tivity but rather slpw the rote or· advancement of the moter;a1 onto the hfghway to reduce mainfBtlce costs, Meeting SSOOJS0.16 • Varies ~18' to 25'

Varies ... 5-10'

Varies ...,.13' to 18'

Exlstrng r;rcwndline

Edge of povemIwt

. r;,TMs dimenston is crit[q_qJJ_g_ th�_JenrJ!J!...QL!J'!!,m�e_JftlJhrhfsL_!:_;h����?

- ·-rem;fifrafy rock lnlay wilf bc effectiv&. Although decreasing it will dMrease moier!al quontfties lt will also deorease the longevity of ffle repair •. Tha Recommended 4' min. is ant!cfpoted to have a 5 to 10 year useful s.flrvtoe life:

TEMPORARY ROCK INLAY REPAJ.B

APPROX. 275;.. LONG LOCATION TO BE ID�NTIFIED BY THE ENGINEER . :

wr:ap wt"fh type 2 ----, drainagfJ geotextiie t¼"-¾ H or ¾"-½ 11

Gra11uJar Draln Baakfi'll Material

8" dia. corrugated HDPE perf, pipe

DETAIL. A

N.T.S.

TYPICAL SECTION

NOTES,

Scale: ½ti: 1,'-0"

t. Sketeh Based On CondttiOtls As They E.xfstr

2. lJesign And Earthwork l»tatls Are Conce_ptual And Sh<lll Be AIOdr'fied As

Required And Dire<;tet/ 8y The Engineer Ta MIN:f Sile Cf)nditioM And /Jestgn Jnterrt.

3. Alf Dlmens!Ofls Are Shown Jn Feet Unless OlherwiSB Noted.

4. Side�s1opes Are Shown A$ Vert. To Horiz.

5. Well Graded 2.'-0" ·or 1$"·0" Stano Embonk�nt Material To 138 An(JU/Ot And

Approved By The £nginoo 6.

r.

The work area !na/udes on existing rock inlay constructed in 2014.

This Tnlay ls to be refl'l(Ne(J and reton$ft'ucted. Rocle {XJTfiC!es smaller f!Jan �• may be sc!vaged and inC(Jt'poroffJd Into addltional S.EN of the appropr!ate grodafr'on.

7. Estimated Qu{J/ltifies For The Item$ f3elow Are Provided rtJr Referenca.

AJWel/(Jraded Z'-0" or 15"-0" Stone Embankment Malerfaf~ 1050 Tons±

(Comf)(Jcted In Place With A Conversi011 Factor Of 1/3 ,rons/C.Y.J. •

8) Genat(J/ ExWIOtion ..... 1300 CY,:J: • .... , OREGOtJ iD_EPARTMEN'fOF TRANSPORTATION

Rototiom 0

Scale: 1/8"=1'-0''

File details come from the government source that posted it. Updated .