Vol_2_-_31_00_00_Earthwork_revised_2019-09-09.pdf

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Reach B Levee Improvement Construction Project Federal contract opportunity
Solicitation number
W9123819B0020
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Department of the Army Corps of Engineers Engineering District Sacramento

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Revised Volume 2, Section 31 00 00

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Amer i can Ri ver Common Feat ur es 2122 Nat omas Basi n - Ri ver si de Canal Phase 2 Rel ocat i on Pr oj ect Fi nal Submi t t al

SECTI ON TABLE OF CONTENTS

DI VI SI ON 31 - EARTHWORK

SECTI ON 31 00 00

EARTHWORK

PART 1 GENERAL

1. 1 REFERENCES

1. 2 DEFI NI TI ONS

1. 2. 1 Sui t abl e Mat er i al s

1. 2. 2 Unsui t abl e Mat er i al s

1. 2. 3 Fi l l Mat er i al

1. 2. 3. 1 Soi l Type 1 Fi l l

1. 2. 3. 2 Soi l Type 2 Fi l l

1. 2. 3. 3 Soi l Type 3 Fi l l

1. 2. 3. 4 Soi l Type 4 Fi l l

1. 2. 3. 5 Not Used

1. 2. 3. 6 Cont r ol l ed Low St r engt h Mat er i al

1. 2. 3. 7 Fi l t er Mat er i al and Dr ai n Rock

1. 2. 4 Gr anul ar St r uct ur al Backf i l l

1. 2. 5 Ut i l i t y Tr ench Backf i l l

1. 2. 6 Degr ee of Compact i on

1. 3 QUALI FI CATI ONS

1. 3. 1 Not Used

1. 3. 2 Fi el d Qual i t y Cont r ol Repr esent at i ve

1. 3. 3 Ci v i l or Geot echni cal Engi neer

1. 4 SUBMI TTALS

1. 5 GENERAL CONDI TI ONS

1. 5. 1 Li nes and Gr ades

1. 5. 2 Conduct of t he Wor k

1. 5. 3 Fi l l Mat er i al s

1. 5. 4 Haul Roads, Wor ki ng Sur f aces, and Tempor ar y Ramps

1. 5. 5 Excavat i ons

1. 5. 6 Sl i des and Foundat i on Fai l ur es

1. 5. 7 Dr ai nage Requi r ement s

1. 5. 8 Ut i l i t i es

1. 5. 9 Pr ot ect i on of Exi st i ng Man- Made Faci l i t i es and Nat ur al Feat ur es

1. 5. 10 Ci v i l or Geot echni cal Engi neer

1. 6 CRI TERI A FOR BI DDI NG

PART 2 PRODUCTS

2. 1 MATERI ALS

2. 1. 1 Fi l l Mat er i al s

2. 2 TYPES OF FI LL MATERI ALS

2. 2. 1 Soi l Types 1, 2, 3, and 4 Fi l l and Ut i l i t y Tr ench Backf i l l

Material

2. 2. 2 Not Used

2. 2. 3 Fi l t er Mat er i al and Dr ai n Rock

2. 2. 4 Gr anul ar St r uct ur al Backf i l l

2. 2. 5 Not Used

2. 2. 6 Topsoi l

2. 2. 7 Cont r ol l ed Low St r engt h Mat er i al

SECTI ON 31 00 00 Page 1

2. 2. 8 Rock Sl ope Pr ot ect i on

2. 2. 9 Beddi ng Mat er i al

2. 2. 9. 1 Gener al

2. 2. 9. 2 Mat er i al

2. 3 NOT USED

2. 4 BURI ED WARNI NG AND I DENTI FI CATI ON TAPE

2. 4. 1 War ni ng Tape f or Met al l i c Pi pi ng

2. 4. 2 Det ect abl e War ni ng Tape f or Non- Met al l i c Pi pi ng

2. 5 DETECTI ON WI RE FOR NON- METALLI C PI PI NG

2. 6 HI BERNACULA

PART 3 EXECUTI ON

3. 1 TOLERANCES

3. 2 LOCATI ON OF UNDERGROUND UTI LI TI ES

3. 3 DELI VERY, STORAGE, AND HANDLI NG

3. 4 GROUND SURFACE PREPARATI ON

3. 4. 1 Subgr ade Pr epar at i on

3. 4. 2 Benchi ng

3. 4. 3 Not Used

3. 5 SHORI NG AND SHEETI NG

3. 6 DEWATERI NG

3. 7 TOPSOI L

3. 7. 1 Topsoi l Har vest

3. 7. 2 Topsoi l Handl i ng and St or age

3. 7. 3 Topsoi l St ockpi l es

3. 8 EXCAVATI ON

3. 8. 1 Not Used

3. 8. 2 Over - Excavat i on

3. 8. 3 Sl opes and Sur char ges

3. 8. 4 Ut i l i t i es

3. 9 PLACEMENT AND SPREADI NG

3. 9. 1 Gener al

3. 9. 1. 1 Gr adat i on and Di st r i but i on

3. 9. 1. 2 Foundat i ons and Par t i al Embankment Fi l l s

3. 9. 1. 3 Equi pment Tr af f i c

3. 9. 2 Pl acement of Embankment and St r uct ur al Backf i l l

3. 9. 3 Pl acement of Cont r ol l ed Low St r engt h Mat er i al

3. 9. 4 Fi l l Mat er i al s

3. 9. 5 Fi l t er Mat er i al and Dr ai n Rock

3. 9. 6 Topsoi l

3. 9. 7 Topsoi l Er osi on Cont r ol Seedi ng

3. 9. 8 Rock Sl ope Pr ot ect i on Met hod A Pl acement

3. 10 MOI STURE CONTROL

3. 10. 1 Gener al

3. 10. 1. 1 I nsuf f i c i ent Moi st ur e f or Sui t abl e Bond

3. 10. 1. 2 Excessi ve Moi st ur e f or Sui t abl e Bond

3. 10. 1. 3 Dr yi ng Wet Mat er i al

3. 10. 1. 4 I ncr easi ng Moi st ur e i n Dr y Mat er i al

3. 10. 2 Moi st ur e Cont ent Requi r ement s

3. 11 COMPACTI ON

3. 11. 1 Compact i on Equi pment

3. 11. 1. 1 Tampi ng Rol l er s

3. 11. 1. 2 Vi br at or y Smoot h Dr um Rol l er

3. 11. 1. 3 Rubber - Ti r ed Rol l er s

3. 11. 1. 4 Hand Oper at ed Compact or s

3. 11. 1. 5 Cr awl er - Type Tr act or s

3. 11. 1. 6 Mi scel l aneous Equi pment

3. 11. 2 Compact i on of Fi l l

SECTI ON 31 00 00 Page 2

3. 12 STOCKPI LES

3. 13 BURI ED WARNI NG AND I DENTI FI CATI ON TAPE

3. 14 BURI ED DETECTI ON WI RE

3. 15 FI ELD QUALI TY CONTROL

3. 15. 1 Gener al

3. 15. 2 Embankment and Fi l l Test i ng

3. 15. 3 Cont r ol l ed Low St r engt h Mat er i al

3. 15. 4 Fi l t er Mat er i al and Dr ai n Rock Test i ng

3. 15. 5 Not Used

3. 15. 6 Repor t i ng

3. 16 ACCEPTANCE

3. 17 ROCK SLOPE PROTECTI ON

3. 17. 1 Tol er ances

3. 17. 2 Subgr ade Pr epar at i on

- - End of Sect i on Tabl e of Cont ent s - -

SECTI ON 31 00 00 Page 3

SECTI ON 31 00 00

EARTHWORK

PART 1 GENERAL

The wor k cover ed by t hi s sect i on consi st s of f ur ni shi ng al l pl ant , l abor , equi pment , and mat er i al s and of per f or mi ng al l oper at i ons i n connect i on wi t h ear t hwor k, i n accor dance wi t h t hese Speci f i cat i ons and appl i cabl e Pl ans.

Canal embankment and access r oad f i l l wi l l consi st of pr oj ect bor r ow sour ce mat er i al s and excavat ed mat er i al s , i f meet i ng pr oj ect cr i t er i a.

1. 1 REFERENCES

The publ i cat i ons l i s t ed bel ow f or m a par t of t hi s speci f i cat i on t o t he ext ent r ef er enced. The publ i cat i ons ar e r ef er r ed t o wi t hi n t he t ext by t he basi c desi gnat i on onl y.

ACI I NTERNATI ONAL

ACI 229R ( 2005) Cont r ol l ed Low St r engt h Mat er i al s

ASTM I NTERNATI ONAL ( ASTM)

ASTM C127 ( 2015) St andar d Test Met hod f or Densi t y, Rel at i ve Densi t y ( Speci f i c Gr avi t y) , and Absor pt i on of Coar se Aggr egat e

ASTM C131/ C131M ( 2014) St andar d Test Met hod f or Resi st ance t o Degr adat i on of Smal l - Si ze Coar se Aggr egat e by Abr asi on and I mpact i n t he Los Angel es Machi ne

ASTM C136/ C136M ( 2014) St andar d Test Met hod f or Si eve Anal ysi s of Fi ne and Coar se Aggr egat es

ASTM D1140 ( 2017) St andar d Test Met hods f or Det er mi ni ng t he Amount of Mat er i al Fi ner t han 75- µm ( No. 200) Si eve i n Soi l s by Washing

ASTM C33/ C33M ( 2018) St andar d Speci f i cat i on f or Concr et e Aggregates

ASTM D1556/ D1556M ( 2015; E 2016) St andar d Test Met hod f or Densi t y and Uni t Wei ght of Soi l i n Pl ace by Sand- Cone Met hod

ASTM D1557 ( 2012; E 2015) St andar d Test Met hods f or Labor at or y Compact i on Char act er i s t i cs of Soi l Usi ng Modi f i ed Ef f or t ( 56, 000 f t - l bf / f t 3) ( 2700 kN- m/ m3)

ASTM D2216 ( 2010) Labor at or y Det er mi nat i on of Wat er ( Moi st ur e) Cont ent of Soi l and Rock by Mass

SECTI ON 31 00 00 Page 4

ASTM D2487 ( 2017) St andar d Pr act i ce f or Cl assi f i cat i on of Soi l s f or Engi neer i ng Pur poses ( Uni f i ed Soi l Cl assi f i cat i on System)

ASTM D3740 ( 2012a) Mi ni mum Requi r ement s f or Agenci es Engaged i n t he Test i ng and/ or I nspect i on of Soi l and Rock as Used i n Engi neer i ng Desi gn and Const r uct i on

ASTM D3744/ D3744M ( 2011a) St andar d Test Met hod f or Aggr egat e Dur abi l i t y I ndex

ASTM D4318 ( 2017; E 2018) St andar d Test Met hods f or Li qui d Li mi t , Pl ast i c Li mi t , and Pl ast i c i t y I ndex of Soi l s

ASTM D4643 ( 2017) St andar d Test Met hod f or Det er mi nat i on of Wat er Cont ent of Soi l and Rock by Mi cr owave Oven Heat i ng

ASTM D4832 ( 2016; E 2018) St andar d Test Met hod f or Pr epar at i on and Test i ng of Cont r ol l ed Low St r engt h Mat er i al ( CLSM) Test Cyl i nder s

ASTM D5080 ( 2008) St andar d Test Met hod f or Rapi d Det er mi nat i on of Per cent Compact i on

ASTM D5084 ( 2016a) St andar d Test Met hods f or Measur ement of Hydr aul i c Conduct i v i t y of Sat ur at ed Por ous Mat er i al s Usi ng a Fl exi bl e Wal l Per meamet er

ASTM D6913 ( 2004; R 2009; E 2014) St andar d Test Met hods f or Par t i c l e- Si ze Di st r i but i on ( Gr adat i on) of Soi l s Usi ng Si eve Anal ysi s

ASTM D6938 ( 2017a) St andar d Test Met hod f or I n- Pl ace Densi t y and Wat er Cont ent of Soi l and Soi l - Aggr egat e by Nucl ear Met hods ( Shal l ow Depth)

ASTM D698 ( 2012; E 2014; E 2015) Labor at or y Compact i on Char act er i st i cs of Soi l Usi ng St andar d Ef f or t ( 12, 400 f t - l bf / cu. f t .

( 600 kN- m/ cu. m. ) )

STATE OF CALI FORNI A

Sect i on 72 St at e St andar d Speci f i cat i ons

U. S. ARMY CORPS OF ENGI NEERS ( USACE)

EM 385- 1- 1 ( 2014) Saf et y and Heal t h Requi r ement s Manual

ER 1110- 1- 261 ( 1999) Qual i t y Assur ance of Labor at or y Test i ng Pr ocedur es

SECTI ON 31 00 00 Page 5

Reach B GDR ( 2018) Geot echni cal Dat a Repor t , Amer i can Ri ver Common Feat ur es pr oj ect Nat omas Basi n - Reach B

1. 2 DEFINITIONS

1. 2. 1 Sui t abl e Mat er i al s

Sui t abl e mat er i al s shal l consi st of soi l s c l assi f i ed i n accor dance wi t h ASTM D2487 as CL, CL- ML, CH, MH, ML, SC, SM, GP, GW, GM, GC, GC- GM, GP- GM, GW- GM, GP- GC, GW- GC, SP, SW, SP- SM, SW- SM, SP- SC, SW- SC, and SC- SM meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2, TYPES OF FI LL MATERI ALS.

Sui t abl e mat er i al s shal l be f r ee f r om debr i s and or gani c mat er i al as def i ned her ei n. Mat er i al s shal l not be c l assi f i ed as unsui t abl e based sol el y on moi st ur e cont ent .

1. 2. 2 Unsui t abl e Mat er i al s

Unsui t abl e mat er i al s i ncl ude al l ot her mat er i al s t hat ar e not def i ned as sui t abl e mat er i al s i n par agr aph 1. 2. 1 Sui t abl e Mat er i al s. Mat er i al s shal l not be c l assi f i ed as unsui t abl e based sol el y on moi st ur e cont ent . Mat er i al cont ai ni ng r oot s gr eat er t han 1/ 2- i nch i n di amet er , debr i s, r ubbl e, t r ash or ot her del et er i ous i t ems shal l be c l assi f i ed as unsui t abl e mat er i al s.

Unsui t abl e mat er i al s shal l be di sposed of i n accor dance wi t h Sect i on

02 41 00 DEMOLI TI ON.

Soi l s cont ai ni ng v i s i bl e concent r at i ons of or gani cs or c l assi f i ed as or gani c c l ay or or gani c s i l t ( OH or OL) ar e unsui t abl e, except f or strippings.

1. 2. 3 Fi l l Mat er i al

The t er ms " embankment " or " f i l l " or " backf i l l " as used i n t hese speci f i cat i ons ar e def i ned as t he ear t h f i l l por t i ons of t he canal embankment st r uct ur e, ot her f i l l s r el at ed t o t he canal and pi pel i ne access r oad, or ot her f i l l s wi t hi n t he l i mi t s of t he pr oj ect .

1. 2. 3. 1 Soi l Type 1 Fi l l

Ear t hen f i l l t o be used f or const r uct i on of pat r ol r oads, and pat r ol r oad r amps. Soi l Type 1 f i l l shal l consi st of sui t abl e mat er i al s meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2 TYPES OF FI LL MATERI ALS.

1. 2. 3. 2 Soi l Type 2 Fi l l

Ear t hen f i l l t o be pl aced i n t he canal embankment , access r oads, r oadways, r amps, and f or backf i l l of abandoned ut i l i t y excavat i ons. Soi l Type 2 Fi l l shal l consi st of sui t abl e mat er i al s meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2 TYPES OF FI LL MATERI ALS.

1. 2. 3. 3 Soi l Type 3 Fi l l

Ear t hen f i l l t o be pl aced i n t he canal embankment , access r oads, r oadways, r amps, and f or backf i l l of abandoned ut i l i t y excavat i ons. Soi l Type 3 Fi l l shal l consi st of sui t abl e mat er i al s meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2 TYPES OF FI LL MATERI ALS.

SECTI ON 31 00 00 Page 6

1. 2. 3. 4 Soi l Type 4 Fi l l

Ear t hen f i l l t o be pl aced i n t he access r oads and f or backf i l l of abandoned ut i l i t y excavat i ons. Soi l Type 4 Fi l l shal l consi st of sui t abl e mat er i al s meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2 TYPES OF FI LL

MATERIALS.

1. 2. 3. 5 Not Used

1. 2. 3. 6 Cont r ol l ed Low St r engt h Mat er i al

Cont r ol l ed Low St r engt h Mat er i al ( CLSM) t o be used t o backf i l l ar ound r el i ef wel l out l et pi pes and st r uct ur es such as manhol es, as shown on Dr awi ngs. CLSM shal l be as def i ned i n ACI 229R and shal l meet t he r equi r ement s speci f i ed i n PART 2 PRODUCTS.

1. 2. 3. 7 Fi l t er Mat er i al and Dr ai n Rock

Sui t abl e mat er i al f or use as f i l t er l ayer s and dr ai n r ock meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2 TYPES OF FI LL MATERI ALS.

1. 2. 4 Gr anul ar St r uct ur al Backf i l l

Ear t hen f i l l t o be pl aced wi t hi n 5- f eet of compl et ed or par t i al l y compl et ed st r uct ur es and meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2 TYPES

OF FI LL MATERI ALS.

1. 2. 5 Ut i l i t y Tr ench Backf i l l

Ear t hen f i l l t o be pl aced bet ween ut i l i t i es and wi t hi n 5 f eet of ut i l i t i es measur ed hor i zont al l y of new ut i l i t i es wher e shown on t he dr awi ngs, and abandoned ut i l i t y excavat i ons. Ut i l i t y Tr ench Backf i l l shal l consi st of sui t abl e mat er i al s meet i ng t he addi t i onal r equi r ement s of par agr aph 2. 2

TYPES OF FI LL MATERI ALS.

1. 2. 6 Degr ee of Compact i on

Degr ee of compact i on shal l be expr essed as a per cent age of t he maxi mum densi t y obt ai ned by t he t est pr ocedur e pr esent ed i n ASTM D698 and ASTM D1557 wher e speci f i ed, abbr evi at ed her ei n as per cent of l abor at or y maxi mum density.

1. 3 QUALIFICATIONS

Ref er t o t he pr oposal f or ms f or addi t i onal qual i f i cat i on r equi r ement s f or Cont r act or ' s Pr oj ect Manager , Si t e Super i nt endent , and Fi el d Qual i t y Cont r ol Repr esent at i ve.

1. 3. 1 Not Used

1. 3. 2 Fi el d Qual i t y Cont r ol Repr esent at i ve

The ear t hwor k cont r act or shal l mai nt ai n a f i el d Qual i t y Cont r ol r epr esent at i ve ( FQCR) of an i ndependent t est i ng l abor at or y ( Sect i on 01 45 00 QUALI TY CONTROL) at t he s i t e on a f ul l - t i me basi s t o per f or m i nspect i on and t est i ng i n accor dance wi t h par agr aph 3. 12 FI ELD QUALI TY CONTROL. The i ndi v i dual shal l have ser ved i n t he FQCR r ol e on at l east t hr ee ear t hen l evee or ear t h f i l l dam pr oj ect s compl et ed i n t he l ast 10 year s and have exper i ence i n al l aspect s of ear t hwor k const r uct i on.

SECTI ON 31 00 00 Page 7

1. 3. 3 Ci v i l or Geot echni cal Engi neer

The ci v i l or geot echni cal engi neer shal l have exper i ence i n per f or mi ng embankment const r uct i on and r econst r uct i on pr oj ect s of s i mi l ar s i ze and scope compl et ed i n t he l ast 5 year s. Qual i f y i ng exper i ence i n embankment const r uct i on and r econst r uct i on shal l consi st of t he f ol l owi ng:

Sat i sf act or i l y per f or med t he wor k and compl et ed t he const r uct i on of at l east t hr ee ear t hen embankment or ear t h f i l l dam pr oj ect s. The pr oj ect s must have i ncl uded a mi ni mum ear t hen embankment or ear t h f i l l dam embankment or ber m quant i t y of 25, 000 cubi c yar ds.

1. 4 SUBMITTALS

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" desi gnat i on;

submi t t al s not havi ng a " G" desi gnat i on ar e f or i nf or mat i on onl y. When used, a desi gnat i on f ol l owi ng t he " G" desi gnat i on i dent i f i es t he of f i ce t hat wi l l r evi ew t he submi t t al f or t he Gover nment . The desi gnat i on " DO" r epr esent s t he Di st r i c t Of f i ce Engi neer i ng Di v i s i on and t he desi gnat i on " RO r epr esent s t he Resi dent Of f i ce. Submi t t he f ol l owi ng i n accor dance wi t h Sect i on 01 33 00 SUBMI TTAL PROCEDURES:

SD- 01 Pr econst r uct i on Submi t t al s

Qual i f i cat i ons Fi el d Qual i t y Cont r ol Repr esent at i ve; G, DO

Qual i f i cat i ons Ci v i l or Geot echni cal Engi neer ; G, DO

Pr econst r uct i on Vi deo And Phot ogr aph Sur vey; G, RO

Sur vey Dat a; G, RO

Equi pment Dat a; G, RO

Mat er i al Di st r i but i on And St ockpi l e Pl an; G, DO

Shor i ng And Sheet i ng Pl an; G, DO

Pl an Of Oper at i ons; G, DO

Dewat er i ng Pl an; G, DO

SD- 03 Pr oduct Dat a

Embankment And Backf i l l Mat er i al s ; G, DO

Fi l t er Mat er i al ; G, DO

Dr ai n Rock; G, DO

Cont r ol l ed Low St r engt h Mat er i al ; G

SD- 09 Manuf act ur er ' s Fi el d Repor t s

Qual i t y Cont r ol Test i ng; G, DO

Test Dat a Summar i es; G, DO

SECTI ON 31 00 00 Page 8

Const r uct i on Ver i f i cat i on Sur vey Repor t ; G, RO

1. 5 GENERAL CONDI TI ONS

1. 5. 1 Li nes and Gr ades

Submi t Pr econst r uct i on Vi deo and Phot ogr aph Sur vey of t he pavi ng, and canal and pi pel i ne ar ea showi ng adequat e det ai l per par agr aph 1. 20 of Sect i on

01 00 00 GENERAL REQUI REMENTS.

Wher e var i at i ons ar e not ed on t he Pl ans, t he embankment s and backf i l l s shal l be const r uct ed t o t he l i nes, gr ades, and cr oss sect i ons i ndi cat ed on t he Pl ans, unl ess ot her wi se di r ect ed by t he Cont r act i ng Of f i cer . The Cont r act i ng Of f i cer r eser ves t he r i ght t o i ncr ease or decr ease t he f oundat i on wi dt hs and embankment s l opes or t o make such ot her changes i n t he embankment or backf i l l sect i ons as may be deemed necessar y t o pr oduce a saf e st r uct ur e. Changes i n quant i t i es r esul t i ng f r om such r evi s i ons wi l l not const i t ut e j ust i f i cat i on f or change i n cont r act uni t pr i ces, except as pr ovi ded f or i n t he Gener al Speci f i cat i ons.

1. 5. 2 Conduct of t he Wor k

Twent y days pr i or t o commencement of haul r oad const r uct i on or pl aci ng embankment and backf i l l , whi chever i s ear l i er , submi t f or r evi ew a Pl an of Oper at i ons f or accompl i shi ng al l embankment and backf i l l const r uct i on and f or t he l ocat i on and const r uct i on of haul r oads. The pl an shal l be r evi ewed and appr oved by t he Cont r act i ng Of f i cer pr i or t o t he st ar t of Wor k. Thi s pl an shal l i ncl ude, but not be l i mi t ed t o, t he Cont r act or ' s pr oposed sequence of const r uct i on f or embankment and backf i l l i t ems, and met hods and t ypes of equi pment t o be ut i l i zed f or al l embankment and backf i l l oper at i ons, i ncl udi ng t r anspor t i ng, pl aci ng, and compact i on. Thi s pl an shal l al so i ncl ude t he names and addr esses of t he commer ci al t est i ng l abs whi ch wi l l per f or m t he soi l t est i ng and i nspect i on and descr i be how al l r equi r ed soi l s t est i ng wi l l be per f or med and r epor t ed. The r equi r ement s f or i ndependent t est i ng l abor at or i es shal l meet r equi r ement s of Sect i on 01 45 00 QUALI TY CONTROL.

Mai nt ai n and pr ot ect t he embankment , backf i l l , and any i dent i f i ed exi st i ng st r uct ur es, ut i l i t i es, and t r ees i n a sat i sf act or y condi t i on at al l t i mes unt i l f i nal compl et i on and accept ance of al l wor k under t he Cont r act .

Submi t a l i s t of equi pment dat a used f or haul i ng, f i l l pl acement , compact i on, and spr i nkl i ng equi pment and i ncl ude wei ght s, s i ze, and cont act pr essur es as par t of t he Pl an of Oper at i ons. I f t he haul i ng equi pment causes hor i zont al shear pl anes or s l i ckensi des, r ut t i ng, quaki ng, heavi ng, cr acki ng, or excessi ve def or mat i on of t he embankment or backf i l l , l i mi t t he t ype, l oad, or t r avel speed of t he haul i ng equi pment on t he embankment or backf i l l . The Cont r act or may be r equi r ed t o r emove, at hi s own expense, any embankment mat er i al pl aced out s i de of pr escr i bed s l ope l i nes. Any appr oved embankment or backf i l l mat er i al whi ch i s l ost i n t r ansi t or r ender ed unsui t abl e af t er bei ng pl aced i n t he embankment or backf i l l and bef or e f i nal accept ance of t he wor k shal l be r epl aced by t he Cont r act or i n a sat i sf act or y manner and no addi t i onal payment wi l l be made. Excavat e and r emove f r om t he embankment or backf i l l any mat er i al whi ch i s unsat i sf act or y and shal l al so di spose of such mat er i al and r ef i l l t he excavat ed ar ea as di r ect ed, al l at no cost t o t he Gover nment .

1. 5. 3 Fi l l Mat er i al s

Submi t a Mat er i al s Di st r i but i on and St ockpi l e Pl an t hat descr i bes wher e

SECTI ON 31 00 00 Page 9 mat er i al wi l l be obt ai ned, pl aced, st ockpi l ed and bl ended f or usage or f or di sposal . Thi s i nf or mat i on shal l be submi t t ed wi t hi n 10 days af t er t he not i ce t o pr oceed. Descr i be how mat er i al s excavat ed f r om t he bor r ow ar ea shal l be i dent i f i ed t o al l ow f i el d per sonnel t o det er mi ne t he appr opr i at e end use of t he mat er i al .

Mat er i al s f or embankment const r uct i on shal l be sui t abl e mat er i al s obt ai ned f r om ei t her t he desi gnat ed bor r ow ar eas or pr oj ect excavat i ons. Bl end and r euse pr oj ect excavat i ons t o t he maxi mum ext ent possi bl e. Mat er i al s shal l be bl ended at t he bor r ow si t e or appr oved st agi ng/ st ockpi l e ar ea.

Mat er i al s shal l be t est ed f or sui t abi l i t y pr i or t o pl acement . Mat er i al not meet i ng t he speci f i ed r equi r ement s shal l be haul ed of f s i t e and di sposed of i n a l egal manner .

1. 5. 4 Haul Roads, Wor ki ng Sur f aces, and Tempor ar y Ramps

Haul r oads, wor k i ng sur f aces, and t empor ar y r amps shal l be l ocat ed and const r uct ed wi t hi n t he const r uct i on l i mi t s shown on t he Pl ans. Pr i or t o t he commencement of const r uct i on submi t f or r evi ew a s i t e pl an det ai l i ng t he l ocat i on of al l haul r oads and t empor ar y r amps wi t hi n t he const r uct i on limits.

Haul r oads, wor k i ng sur f aces, and t empor ar y r amps shal l be const r uct ed t o mai nt ai n t he i nt ended t r af f i c and be mai nt ai ned i n good condi t i on t hr oughout t he cont r act per i od. Haul r oads and r amps whi ch cr oss any cr eek or dr ai nage channel shal l be const r uct ed and mai nt ai ned by t he Cont r act or so as t o not f l ood ei t her upst r eam ar eas by r est r i c t i ng st r eam f l ows or f l ood downst r eam ar eas by t he r el ease of any st or ed wat er i n t he event t hat t he cr ossi ng f ai l s f or any cause. Haul r oads, wor ki ng sur f aces, and r amps const r uct ed dur i ng t he cont r act dur at i on shal l be r emoved af t er wor k i s compl et ed and t he i mpact ed ar ea r est or ed t o i t s pr econst r uct i on condi t i ons. Al l cost s associ at ed wi t h t hese haul r oads and r amps shal l be consi der ed as a subsi di ar y obl i gat i on of t he Cont r act or .

1. 5. 5 Excavations

Submi t a wr i t t en Excavat i on Pl an a mi ni mum of 20 days pr i or t o t he begi nni ng of any excavat i on wor k. Thi s pl an shal l be r evi ewed and appr oved by t he Cont r act i ng Of f i cer pr i or t o st ar t i ng any excavat i on wor k. I f necessar y, t he pl an shal l be modi f i ed as r equi r ed t o meet f i el d condi t i ons, and t he modi f i cat i ons shal l be r evi ewed pr i or t o use. As a mi ni mum, t he pl an shal l i ncl ude t he f ol l owi ng:

a. Pr oposed met hods f or pr event i ng i nt er f er ence wi t h, or damage t o, exi st i ng under gr ound and over head ut i l i t y l i ne, t r ees desi gnat ed t o r emai n, and ot her exi st i ng i mpr ovement s or nat ur al f eat ur es desi gnat ed t o r emai n wi t hi n or adj acent t o t he const r uct i on r i ght - of - way.

b. The pr oposed met hods f or cont r ol l i ng sur f ace and gr oundwat er i n t he excavations.

c. St ockpi l i ng and bl endi ng pl an f or embankment mat er i al showi ng l ocat i ons, st ockpi l e hei ght s, s l opes, l i mi t s, and dr ai nage ar ound t he st ockpi l e ar eas.

d. A compl et e l i s t i ng of equi pment used f or excavat i on and t r anspor t of t he excavat ed mat er i al .

e. The Cont r act or ' s pr oposed sequence of wor k f or excavat i ng wi t h pl an and

SECTI ON 31 00 00 Page 10 cr oss sect i onal v i ews showi ng st ar t i ng and f i nal wor k l ocat i ons and cl ear i ng, gr ubbi ng and st r i ppi ng l i mi t s.

f . The Cont r act or ' s pr oposed r oad pat t er n and pl an f or i mpl ement i ng dust cont r ol measur es.

1. 5. 6 Sl i des and Foundat i on Fai l ur es

Repai r any s l i di ng t hat occur s i n any par t of t he embankment , channel s l opes and backf i l l s pr escr i bed i n t hi s sect i on pr i or t o f i nal accept ance of t he wor k. When t he s l i de i s caused t hr ough t he f aul t of t he Cont r act or , t he r epai r shal l be made at no cost t o t he Gover nment . The Cont r act i ng Of f i cer shal l be t he sol e j udge of whet her a s l i de or f oundat i on f ai l ur e i s caused t hr ough a f aul t of t he Cont r act or . Submi t a pl an det ai l i ng how t he r epai r wi l l be compl et ed. The pl an shal l be r evi ewed and appr oved by t he Cont r act i ng Of f i cer pr i or t o t he st ar t of r epai r wor k. When t he s l i de i s not t he f aul t of t he Cont r act or , an ext ensi on of t he uni t pr i ces f or excavat i on and embankment shal l be made t o cover t he cost of t he r epai r s.

1. 5. 7 Dr ai nage Requi r ement s

Do not bl ock or r est r i c t t he f l ow i n a nat ur al dr ai n, exi st i ng cul ver t , di t ch or channel at any t i me wi t hout obt ai ni ng pr i or wr i t t en appr oval .

Thi s appr oval shal l not r el i eve t he Cont r act or f r om r esponsi bi l i t y f or any damage caused by hi s oper at i on. Moni t or t he channel f l ow and pr ovi de suf f i c i ent f r ee di schar ge ar eas so t hat condi t i ons ar e not wor sened upst r eam or downst r eam by possi bl e f l oods dur i ng const r uct i on. Sur f ace wat er shal l be di r ect ed away f r om excavat i ons and const r uct i on s i t es so as t o pr event er osi on and under mi ni ng of f oundat i ons. Di ver si on di t ches, di kes, and gr adi ng shal l be pr ovi ded and mai nt ai ned as necessar y dur i ng const r uct i on. Excavat ed s l opes and backf i l l sur f aces shal l be pr ot ect ed t o pr event er osi on and sl oughi ng. Excavat i on shal l be per f or med so t hat t he s i t e and t he ar ea i mmedi at el y sur r oundi ng t he s i t e and af f ect i ng oper at i ons at t he s i t e shal l be cont i nual l y and ef f ect i vel y dr ai ned. I f pr i vat e pr oper t y i s t o be used f or dr ai nage, submi t wr i t t en evi dence t hat t he r i ght has been obt ai ned f r om t he pr oper t y owner f or dr ai nage on hi s pr oper t y.

Af t er const r uct i on, nat ur al dr ai ns, exi st i ng cul ver t s, di t ches and channel s af f ect ed by const r uct i on shal l be r est or ed t o t hei r pr econst r uct i on condi t i on.

1. 5. 8 Utilities

Movement of const r uct i on machi ner y and equi pment over or near ut i l i t i es ( i ncl udi ng under gr ound and over head ut i l i t i es) dur i ng const r uct i on shal l be at t he Cont r act or ' s r i sk and shal l adher e t o t he r equi r ement s of EM 385- 1- 1 and any ot her appl i cabl e ut i l i t y agency r equi r ement s. Ut i l i t y l i nes damaged dur i ng const r uct i on shal l be i mmedi at el y r epor t ed t o t he Cont r act i ng Of f i cer and r epai r ed at t he Cont r act or ' s expense. Ut i l i t i es t hat ar e desi gnat ed as r emoval shal l be r emoved and backf i l l ed, as per cont r act dr awi ngs.

1. 5. 9 Pr ot ect i on of Exi st i ng Man- Made Faci l i t i es and Nat ur al Feat ur es

Embankment excavat i on shal l be conduct ed i n such a manner as t o avoi d damage t o t r ees t o be l ef t st andi ng and t r ees out s i de t he excavat i on ar eas, exi st i ng bui l di ngs, man- made f aci l i t i es and nat ur al f eat ur es, wi t h due r egar d t o t he saf et y of empl oyees and ot her s.

SECTI ON 31 00 00 Page 11

1. 5. 10 Ci v i l or Geot echni cal Engi neer

The Cont r act or i s r equi r ed t o hi r e a Pr of essi onal Ci v i l or Geot echni cal Engi neer t o pr ovi de i nspect i on of excavat i ons and soi l / gr oundwat er condi t i ons t hr oughout const r uct i on. The Ci v i l or Geot echni cal Engi neer shal l be r esponsi bl e f or per f or mi ng pr e- const r uct i on and per i odi c s i t e v i s i t s t hr oughout const r uct i on t o assess s i t e condi t i ons. The Ci v i l or Geot echni cal Engi neer shal l updat e t he excavat i on, sheet i ng and dewat er i ng pl ans as const r uct i on pr ogr esses t o r ef l ect changi ng condi t i ons and shal l submi t an updat ed pl an i f necessar y. A wr i t t en r epor t shal l be submi t t ed, at l east mont hl y, i nf or mi ng t he Cont act or and Cont r act i ng Of f i cer of t he st at us of t he pl an and an account i ng of t he Cont r act or ' s adher ence t o t he pl an addr essi ng any pr esent or pot ent i al pr obl ems. The Ci v i l or Geot echni cal Engi neer shal l be avai l abl e t o meet wi t h t he Cont r act i ng Of f i cer at any t i me t hr oughout t he cont r act dur at i on.

1. 6 CRI TERI A FOR BI DDI NG

Base bi ds on t he f ol l owi ng cr i t er i a:

a. Sur f ace el evat i ons ar e as i ndi cat ed.

b. Pi pes or ot her ar t i f i c i al obst r uct i ons, except t hose i ndi cat ed, wi l l not be encount er ed.

c. Bl ast i ng wi l l not be per mi t t ed. Remove mat er i al i n an appr oved manner .

PART 2 PRODUCTS

2. 1 MATERIALS

2. 1. 1 Fi l l Mat er i al s

Pr i or t o del i ver y of any bor r ow mat er i al t o t he s i t e, submi t soi l t est r esul t s f or embankment and backf i l l mat er i al s i n accor dance wi t h Sect i on 31 23 00 BORROW SI TE EXCAVATI ON f or r evi ew and appr oval by t he Cont r act i ng Officer.

Pr oj ect f i l l s shal l be const r uct ed of sui t abl e ear t h mat er i al s as def i ned i n Par agr aph 1. 2 DEFI NI TI ONS and as r equi r ed bel ow i n par agr aph 2. 2 TYPES OF FI LL MATERI ALS and obt ai ned f r om pr oj ect excavat i ons or t he bor r ow si t e( s) i n accor dance wi t h Sect i on 31 23 00 BORROW SI TE EXCAVATI ON. Bl end and r euse pr oj ect excavat i ons t o t he maxi mum ext ent possi bl e. Mat er i al s shal l be scr eened of over si ze mat er i al and bl ended as needed t o obt ai n a bl ended mat er i al sui t abl e f or const r uct i on meet i ng t he f i l l r equi r ement s out l i ned i n t hese Speci f i cat i ons. Mat er i al s shal l be scr eened, bl ended and t est ed f or sui t abi l i t y at t he bor r ow si t e, at st agi ng/ st ockpi l e ar eas, or at ot her desi gnat ed ar eas appr oved by t he Cont r act i ng Of f i cer . The t est r esul t s and sui t abi l i t y of f i l l mat er i al shal l be r evi ewed and appr oved by t he Cont r act i ng Of f i cer pr i or t o pl acement . Soi l c l assi f i cat i on t est s shal l be compl et ed f or al l bl ended mat er i al i n accor dance wi t h ASTM D2487.

I f a di sagr eement bet ween t he Cont r act or and Cont r act i ng Of f i cer occur s over t he sui t abi l i t y of f i l l mat er i al s, per f or m l abor at or y t est i ng as di r ect ed by t he Cont r act i ng Of f i cer t o demonst r at e compl i ance wi t h t he speci f i cat i ons at no addi t i onal cost t o t he Gover nment . Thi s t est i ng shal l compl y wi t h par agr aph 3. 15 FI ELD QUALI TY CONTROL. The f ai l ur e of t he Cont r act or t o per f or m t hi s t est i ng shal l not r el i eve t he Cont r act or f r om t he obl i gat i on t o pr ovi de sui t abl e mat er i al s.

SECTI ON 31 00 00 Page 12

2. 2 TYPES OF FI LL MATERI ALS

2. 2. 1 Soi l Types 1, 2, 3, and 4 Fi l l and Ut i l i t y Tr ench Backf i l l Mat er i al

Soi l Types 1, 2, 3, and 4 f i l l and Ut i l i t y Tr ench Backf i l l mat er i al s shal l be obt ai ned f r om pr oj ect excavat i ons and f r om t he bor r ow si t e( s) per Sect i on 31 23 00 BORROW EXCAVATI ONS. Soi l Types 1, 2, 3, and 4 f i l l and Ut i l i t y Tr ench Backf i l l mat er i al s shal l meet t he f ol l owi ng cr i t er i a. The f i l l pl acement ar eas ar e al so i dent i f i ed i n t he f ol l owi ng Tabl e. The sui t abi l i t y of t he mat er i al s shal l be det er mi ned i n accor dance wi t h par agr aph 3. 15 FI ELD QUALI TY CONTROL.

FI LL MATERI AL REQUI REMENTS

Fill Material Type

Applicable Areas

Soil Class

Gr adat i ons ( Per cent Passing)

At t er ber g Li mi t s

Si eve Si ze

- 2 i nch

ASTM D6913

Sieve Si ze - #200

ASTM

D1140

Li qui d Li mi t

( ASTM D4318 -

Wet Pr ep.

Method)

Plasticity Index(ASTM D4318 - Wet Pr ep. Met hod)

Type 1 Fill

Access r oads;

Roadways; Ramps

SP-SM,

SM, SC,

ML, CL,

CH, GC,

GM

100 >10 Running 10-test Aver age < 55 No si ngl e t est >60

Running 10-test Average

10<PI<40

No si ngl e t est <8

Type 2 Fill

Canal embankment;

Access r oads;

Roadways;

Ramps; Fi l l s wi t h 2H: 1V si de sl ope;

Utility backfill

CL, SC,

ML, SM

100 >30 Running 10-test Aver age < 40 No si ngl e t est >45

Running 10-test Average

10<PI<30

No si ngl e t est <8

Type 3 Fill

Canal embankment;

Access r oads;

Roadways;

Ramps; Fi l l s wi t h 3H: 1V si de sl ope;

Roadways; Ramps

SC, SM,

ML, CL,

CH

100 >30 Running 10-test Aver age < 55 No si ngl e t est >60

Running 10-test Average

10<PI<40

No si ngl e t est <8

SECTI ON 31 00 00 Page 13

FI LL MATERI AL REQUI REMENTS

Fill Material Type

Applicable Areas

Soil Class

Gr adat i ons ( Per cent Passing)

At t er ber g Li mi t s

Type 4 Fill

Access r oads;

Fi l l s wi t h 4H: 1V si de slope

SC, SM,

ML, CL,

CH

100 >30 Running 10-test Aver age < 60 No si ngl e t est >65

Running 10-test Average

10<PI<45

No si ngl e t est <8

Utility Trench Backfill

Fi l l bet ween ut i l i t i es and wi t hi n 5 f eet of new and existing utilities

CL, SC,

ML, SM

100 >20 < 35 8 <PI < 25

Not e: See Sect i on 3. 15 f or t est i ng f r equency t o det er mi ne sui t abi l i t y

2. 2. 2 Not Used

2. 2. 3 Fi l t er Mat er i al and Dr ai n Rock

Fi l t er mat er i al and dr ai n r ock shal l be used as shown on t he pr oj ect pl ans.

Pr i or t o del i ver y of any f i l t er mat er i al and dr ai n r ock t o t he s i t e, submi t t est r esul t s f or f i l t er mat er i al and dr ai n r ock f or r evi ew by t he Cont r act i ng Of f i cer . Fi l t er mat er i al shal l consi st of washed concr et e aggr egat e or sand meet i ng t he r equi r ement s f or f i ne aggr egat e i n ASTM C33/ C33M and t hese speci f i cat i ons. Fi l t er mat er i al shal l meet t he f ol l owi ng gr adat i on r equi r ement s:

SECTI ON 31 00 00 Page 14

FI LTER MATERI AL REQUI REMENTS

GRADATION TEST PROCEDURE

Si eve Si ze Per cent Passi ng

3/8-inch 100 ASTM C136

No. 4 95 t o 100

No. 8 80 t o 100

No. 16 50 t o 85

No. 30 25 t o 60

No. 50 5 t o 30

No. 100 0 t o 10

No. 200 0 t o 5

Dr ai n r ock shal l consi st of har d, dur abl e, c l ean sand, gr avel , or cr ushed st one meet i ng t he qual i t y r equi r ement s of Cal t r ans Cl ass 2 Per meabl e Mat er i al except as st at ed her ei n. Dr ai n r ock must have a speci f i c gr avi t y of at l east 2. 6 and absor pt i on l ess t han 2. 0 per cent per ASTM C127, and a per cent age of wear ( l oss) of not mor e t han 35 per cent af t er 500 r evol ut i ons i n accor dance wi t h ASTM C131/ C131M. Dr ai n r ock shal l meet t he f ol l owi ng gr adat i on r equi r ement s af t er pl acement and compact i on.

DRAI N ROCK REQUI REMENTS

GRADATION TEST PROCEDURE

Si eve Si ze Per cent Passi ng

1-inch 100 ASTM C136

3/4-inch 90 t o 100

3/8-inch 40 t o 100

No. 4 25 t o 40

No. 8 18 t o 33

No. 30 5 t o 15

No. 50 0 t o 7

No. 200 0 t o 3

Fi l t er mat er i al and dr ai n r ock shal l be evenl y gr aded bet ween t he speci f i ed l i mi t s and shal l be f r ee of adher ent coat i ngs, f or ei gn mat er i al s, cor r osi ve

SECTI ON 31 00 00 Page 15 agent s, soi l s , or gani c mat t er , and sof t , f r i abl e, t hi n or el ongat ed par t i c l es. Fi l t er mat er i al or dr ai n r ock not meet i ng t he r equi r ement s of t hese speci f i cat i ons shal l be r emoved and r epl aced wi t h mat er i al s meet i ng t he speci f i ed r equi r ement s at no addi t i onal cost t o t he Gover nment .

2. 2. 4 Gr anul ar St r uct ur al Backf i l l

St r uct ur al backf i l l consi st s of ear t hen f i l l pl aced wi t hi n 5 f eet i n al l di r ect i ons measur ed hor i zont al l y of compl et ed or exi st i ng st r uct ur es.

St r uct ur al backf i l l shal l ext end t o a mi ni mum dept h of 1 f oot bel ow t he f oundat i on of any st r uct ur e and shal l s l ope upwar d at a s l ope of 1. 5H: 1V and dayl i ght t o t he exi st i ng gr ade, as shown on t he pr oj ect Dr awi ngs.

Pr i or t o del i ver y of any st r uct ur al backf i l l mat er i al t o t he s i t e, submi t t est r esul t s f or st r uct ur al backf i l l mat er i al f or r evi ew by t he Cont r act i ng Of f i cer . St r uct ur al backf i l l mat er i al shal l consi st of sand, sand wi t h gr avel , sand wi t h s i l t , sand wi t h c l ay, sand wi t h s i l t and gr avel meet i ng t he r equi r ement s i n t hese speci f i cat i ons. St r uct ur al backf i l l pl aced wi t hi n t he embankment , or ut i l i t y excavat i ons shal l meet t he bel ow requirements.

a. Li qui d Li mi t <25 and Pl ast i c i t y I ndex <6

b. St r uct ur al f i l l mat er i al shal l meet t he f ol l owi ng gr adat i on r equi r ement s af t er pl acement and compact i on:

GRANULAR STRUCTURAL BACKFI LL REQUI REMENTS

GRADATION TEST PROCEDURE

Si eve Si ze Per cent Passi ng

2-inch 100 ASTM D6913

1-inch 95 t o 100

No. 4 25 t o 75

No. 40 5 t o 50

No. 200 0 t o 10

St r uct ur al backf i l l shal l be compact ed i n accor dance wi t h par agr aph 3. 11

COMPACTION.

2. 2. 5 Not Used

2. 2. 6 Topsoil

Canal embankment sur f aces shal l be dr essed wi t h t opsoi l obt ai ned f r om t he st r i ppi ng oper at i ons. Mat er i al s cont ai ni ng r oot s gr eat er t han 1/ 2- i nch i n di amet er , debr i s , r ubbl e, t r ash or ot her del et er i ous i t ems shal l be c l assi f i ed as unsui t abl e mat er i al s. Unsui t abl e mat er i al s shal l be di sposed of i n accor dance wi t h Sect i on 02 41 00 DEMOLI TI ON.

2. 2. 7 Cont r ol l ed Low St r engt h Mat er i al

Cont r ol l ed Low St r engt h Mat er i al ( CLSM) shal l be as def i ned i n ACI 229R

SECTI ON 31 00 00 Page 16

229R and shal l consi st of l ean s l ur r y of Type I I por t l and cement bl ended wi t h s i ze number 8 coar se r ounded aggr egat e conf or mi ng t o t he r equi r ement s speci f i ed i n ASTM C33/ C33M. Admi xt ur es cont ai ni ng cal c i um chl or i de shal l not be used. The Cont r act or may el ect t o i ncr ease t he f l ow- abi l i t y by usi ng f l y ash as t he aggr egat e f i l l er . CLSM shal l have a 28- day compr essi ve st r engt h of 100 t o 300 psi when t est ed i n accor dance wi t h ASTM D4832. CLSM shal l have a hydr aul i c conduct i v i t y of 1x10- 6 cent i met er s per second or l ess when t est ed i n accor dance wi t h ASTM D5084 f or 28- day aged sampl es. The mi x desi gns shal l be begi n no l at er t han 7 days af t er t he Not i ce- t o- Pr oceed i s r ecei ved. The sel ect ed mi x desi gn submi t t ed f or t he j ob shal l i ncl ude l abor at or y t est dat a f or compr essi ve st r engt h and hydr aul i c conduct i v i t y. Each compr essi ve st r engt h and hydr aul i c conduct i v i t y shal l consi st of a mi ni mum of t hr ee set s f or each t est .

2. 2. 8 Rock Sl ope Pr ot ect i on

Rock mat er i al s and gr adat i ons shal l conf or m t o Sect i on 72- 2. 02, Mat er i al s , of t he St at e St andar d Speci f i cat i ons. Rock Sl ope Pr ot ect i on t ype shal l be as shown on Pl ans or as desi gnat ed by t he Cont r act i ng Of f i cer .

Rock Sl ope Pr ot ect i on: Cl ass I I , 9- i nch medi an par t i c l e di amet er , 60 l b rock.

2. 2. 9 Beddi ng Mat er i al

2. 2. 9. 1 General

Beddi ng mat er i al f or r ock s l ope pr ot ect i on ( RSP) shal l consi st of a washed gr avel or cr ushed st one.

2. 2. 9. 2 Material

Beddi ng mat er i al shal l be composed of t ough, dur abl e par t i c l es, adequat el y f r ee f r om t hi n, f l at and el ongat ed pi eces, and shal l cont ai n no or gani c mat t er nor sof t , f r i abl e par t i c l es i n excess of t wo ( 2) per cent of t he i nt er val pl aced by wei ght . The aggr egat es shal l meet t he qual i t y r equi r ement s of ASTM C33/ C33M. Gr adat i on shal l conf or m t o t he f ol l owi ng requirements:

RSP BEDDI NG MATERI AL REQUI REMENTS

U. S. St andar d Si eve Per mi ssi bl e Li mi t s Per cent by Wei ght , Passing

6-inch 100

1-inch 50-75

No. 4 10-35

No. 16 0-8

The beddi ng mat er i al shal l be wel l - gr aded bet ween t he l i mi t s shown. One t est shal l be per f or med on each 50 t ons t o be del i ver ed t o t he pr oj ect s i t e f or each speci f i ed gr adat i on i n accor dance wi t h ASTM C136/ C136M.

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2. 3 NOT USED

2. 4 BURI ED WARNI NG AND I DENTI FI CATI ON TAPE

Pol yet hyl ene pl ast i c and met al l i c cor e or met al l i c- f aced, aci d- and al kal i - r esi st ant , pol yet hyl ene pl ast i c war ni ng t ape manuf act ur ed speci f i cal l y f or war ni ng and i dent i f i cat i on of bur i ed ut i l i t y l i nes.

Pr ovi de t ape on r ol l s , 3 i nch mi ni mum wi dt h, col or coded as speci f i ed bel ow f or t he i nt ended ut i l i t y wi t h war ni ng and i dent i f i cat i on i mpr i nt ed i n bol d bl ack l et t er s cont i nuousl y over t he ent i r e t ape l engt h. War ni ng and i dent i f i cat i on t o r ead, " CAUTI ON, BURI ED ( i nt ended ser vi ce) LI NE BELOW" or s i mi l ar wor di ng. Col or and pr i nt i ng shal l be per manent , unaf f ect ed by moi st ur e or soi l .

BURI ED WARNI NG AND I DENTI FI CATI ON TAPE

War ni ng Tape Col or

Red: Electric

Purple: Non Pot abl e Wat er

2. 4. 1 War ni ng Tape f or Met al l i c Pi pi ng

Aci d and al kal i - r esi st ant pol yet hyl ene pl ast i c t ape conf or mi ng t o t he wi dt h, col or , and pr i nt i ng r equi r ement s speci f i ed above. Mi ni mum t hi ckness of t ape shal l be 0. 003 i nch. Tape shal l have a mi ni mum st r engt h of 1500 psi l engt hwi se, and 1250 psi cr osswi se, wi t h a maxi mum 350 per cent elongation.

2. 4. 2 Det ect abl e War ni ng Tape f or Non- Met al l i c Pi pi ng

Pol yet hyl ene pl ast i c t ape conf or mi ng t o t he wi dt h, col or , and pr i nt i ng r equi r ement s speci f i ed above. Mi ni mum t hi ckness of t he t ape shal l be 0. 004 i nch. Tape shal l have a mi ni mum st r engt h of 1500 psi l engt hwi se and 1250 psi cr osswi se. Tape shal l be manuf act ur ed wi t h i nt egr al wi r es, f oi l backi ng, or ot her means of enabl i ng det ect i on by a met al det ect or when t ape i s bur i ed up t o 3 f eet deep. Encase met al l i c el ement of t he t ape i n a pr ot ect i ve j acket or pr ovi de wi t h ot her means of cor r osi on pr ot ect i on.

2. 5 DETECTI ON WI RE FOR NON- METALLI C PI PI NG

Det ect i on wi r e shal l be i nsul at ed s i ngl e st r and, sol i d copper wi t h a mi ni mum of 12 AWG.

2. 6 HIBERNACULA

Rock mat er i al s and gr adat i ons f or Hi ber nacul a shal l conf or m t o Sect i on 72- 2. 02, Mat er i al s, of t he St at e St andar d speci f i cat i ons. Rock Sl ope Pr ot ect i on t ype shal l be as shown on Pl ans or as desi gnat ed by t he Cont r act i ng Of f i cer .

Rock Sl ope Pr ot ect i on: Cl ass II III, 12- i nch medi an par t i c l e di amet er , 150- l b. r ock.

Beddi ng Mat er i al f or Hi ber nacul a shal l be as descr i bed i n Beddi ng Mat er i al above.

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PART 3 EXECUTI ON

3. 1 TOLERANCES

Al l embankment s ( pr i or t o pl acement of aggr egat e sur f aci ng) and backf i l l s shal l be const r uct ed t o t he gr ades, l i nes, and cr oss- sect i ons shown on t he Pl ans. The canal embankment s i de s l opes shal l have a t ol er ance of 0 t o pl us 0. 4 f eet f or f i nal dr essi ng ( measur ed per pendi cul ar t o t he s l ope and pr i or t o r espr ead of st r i ppi ngs on s i de s l opes) . The canal embankment cr own shal l have a t ol er ance of 0 t o pl us 0. 1 f eet above and 0 f eet bel ow.

These t ol er ances wi l l be al l owed pr ovi ded t hat any excess mat er i al i s so di st r i but ed t hat t he cr own and sl opes of t he canal embankment dr ai n and t hat t her e ar e no abr upt humps or depr essi ons i n any sur f aces.

A t ol er ance of 0. 2 f eet above or bel ow t he pr escr i bed gr ade wi l l be al l owed f or pi pel i ne access r oad f i ni shed sur f aces pr ovi ded t hat t he sur f ace dr ai ns i n t he di r ect i on i ndi cat ed on t he Pl ans wi t h no abr upt humps or depr essi ons.

3. 2 LOCATI ON OF UNDERGROUND UTI LI TI ES

Locat i on of t he exi st i ng ut i l i t i es i ndi cat ed i s appr oxi mat e. The cont r act or shal l physi cal l y ver i f y t he l ocat i on and el evat i on of t he exi st i ng ut i l i t i es i ndi cat ed pr i or t o st ar t i ng const r uct i on.

3. 3 DELI VERY, STORAGE, AND HANDLI NG

Del i ver y, st or age, and handl i ng i s t o be per f or med i n a manner t o pr event cont ami nat i on or segr egat i on of mat er i al s.

3. 4 GROUND SURFACE PREPARATI ON

3. 4. 1 Subgr ade Pr epar at i on

Af t er excavat i on, gr ubbi ng and st r i ppi ng ( as descr i bed i n Sect i on 31 11 00 CLEARI NG AND GRUBBI NG and Sect i on 31 20 00 SI TE STRI PPI NG AND EXCAVATI ON) of t he embankment and f oundat i on ar ea t o t he ext ent i ndi cat ed on t he Pl ans or ot her wi se r equi r ed, t he s i des of st ump hol es, t est pi t s, and ot her s i mi l ar cavi t i es or depr essi ons shal l be br oken down so as t o f l at t en out t he s l opes t o no st eeper t han 1H: 1V, and t he s i des of t he cut or hol e shal l be scar i f i ed t o pr ovi de bond bet ween t he f oundat i on mat er i al and t he f i l l .

Unl ess ot her wi se di r ect ed, each depr essi on shal l be f i l l ed wi t h t he same mat er i al t ype t hat i s t o be pl aced i mmedi at el y above t he f oundat i on. The f i l l shal l be benched or keyed, pl aced i n l ayer s, moi st ur e condi t i oned, and compact ed i n accor dance wi t h t he appl i cabl e pr ovi s i ons of t hese Speci f i cat i ons f or t he speci f i c mat er i al t ype. Mat er i al s whi ch cannot be compact ed by r ol l er equi pment because of i nadequat e c l ear ances shal l be compact ed wi t h hand oper at ed compact or s i n accor dance wi t h Par agr aph 3. 11 COMPACTI ON f or t he speci f i c mat er i al t ype.

Pr i or t o pl acement of compact ed f i l l i n any sect i on of t he embankment , t he f oundat i on of such sect i on shal l be obser ved by t he Cont r act i ng Of f i cer ' s r epr esent at i ve and appr oved by t he Cont r act i ng Of f i cer bef or e t he sur f ace i s l oosened t hor oughl y by scar i f y i ng, pl owi ng, di ski ng or har r owi ng t o a mi ni mum dept h of 6 i nches, and moi st ur e condi t i oned t o t he amount speci f i ed i n Par agr aph 3. 10 MOI STURE CONTROL f or t he appr opr i at e t ype of mat er i al .

Af t er r emoval of r oot s or ot her debr i s t ur ned up i n t he pr ocess of l ooseni ng, t he ent i r e sur f ace of t he f oundat i on ar ea shal l be compact ed t o t he mi ni mum speci f i ed per cent age of t he maxi mum dr y densi t y. I mmedi at el y

SECTI ON 31 00 00 Page 19 pr i or t o pl acement of compact ed f i l l on or agai nst t he sur f aces of any par t i al l y f i l l ed sect i on, al l sof t or l oose mat er i al , al l mat er i al cont ai ni ng cr acks or gul l i es, and al l mat er i al t hat does not conf or m wi t h t he speci f i ed embankment mat er i al s shal l be r emoved. The r emai ni ng sur f ace of t he par t i al l y f i l l ed sect i on shal l be l oosened by scar i f y i ng, pl owi ng, di ski ng or har r owi ng t o a mi ni mum dept h of 6 i nches, and t he moi st ur e cont ent shal l be adj ust ed as speci f i ed i n Par agr aph 3. 10 MOI STURE CONTROL f or t he appr opr i at e t ype of mat er i al . The sur f ace of t he par t i al l y f i l l ed sect i on upon whi ch f i l l i s t o be pl aced, shal l t hen be compact ed as her ei n speci f i ed f or t he appr opr i at e t ype of f i l l . No separ at e payment wi l l be made f or l ooseni ng and r ol l i ng t he f oundat i on ar ea or t he sur f aces of par t i al l y f i l l ed sect i ons, but t he ent i r e cost t her eof shal l be i nc l uded i n t he appl i cabl e cont r act pr i ce.

Al l sur f aces shal l be f i r m and unyi el di ng. No r ut t i ng or pumpi ng shal l be al l owed on subgr ade t o r ecei ve f i l l . I f t he Cont r act i ng Of f i cer det er mi nes t he subgr ade t o be unsui t abl e, t he mat er i al wi l l be r ej ect ed and shal l be r ewor ked t o meet t he r equi r ement s of t hese speci f i cat i ons at no addi t i onal cost t o t he Gover nment .

3. 4. 2 Benching

Benchi ng i nt o t he exi st i ng embankment or exi st i ng s i de s l opes i s r equi r ed i n or der t o pl ace and compact t he mat er i al i n hor i zont al l ayer s. The ver t i cal f ace cut i nt o t he exi st i ng sur f ace r esul t i ng f r om t he benchi ng shal l be a mi ni mum of 6- i nches i n hei ght but shal l not exceed 12- i nches i n hei ght . The hor i zont al cut i nt o t he s i de s l ope shal l be pr opor t i onal t o t he excavat ed s l ope i ndi cat ed on t he Dr awi ngs ( e. g. , 1V: 2H excavat ed s l ope woul d r esul t i n a bench cut of 12- i nches hor i zont al cut f or a 6- i nch l oose l i f t ) . Pl ow, st ep, bench, or br eak up s l oped sur f aces st eeper t han 1V: 4H so t hat t he f i l l mat er i al wi l l bond wi t h t he exi st i ng mat er i al . When sl ope sur f aces ar e equal t o or mi l der t han 1V: 4H, benchi ng i s not needed.

3. 4. 3 Not Used

3. 5 SHORI NG AND SHEETI NG

I n addi t i on t o EM 385- 1- 1 and ot her r equi r ement s set f or t h i n t hi s cont r act , submi t a Shor i ng and Sheet i ng Pl an t hat i ncl udes dr awi ngs and cal cul at i ons, cer t i f i ed by a r egi st er ed c i v i l engi neer aut hor i zed t o pr act i ce i n t he St at e of Cal i f or ni a, and descr i bes t he met hods f or shor i ng and sheet i ng of excavat i ons i f r equi r ed. Dr awi ngs shal l i ncl ude mat er i al s i zes and t ypes, ar r angement of member s, and t he sequence and met hod of i nst al l at i on and r emoval . Cal cul at i ons shal l i ncl ude dat a and r ef er ences used and i ncl ude pr ovi s i ons i n t he shor i ng and sheet i ng pl an t hat wi l l accompl i sh t he f ol l owi ng:

a. Pr event under mi ni ng of embankment s, r oads, or st r uct ur es.

b. Pr event s l i ppage or movement i n banks or s l opes adj acent t o t he excavation.

c. Pr event s l i ppage or movement i n banks or s l opes dur i ng ut i l i t y replacement.

3. 6 DEWATERING

A descr i pt i on of t he gr oundwat er condi t i ons i s pr ovi ded i n t he Reach B GDR.

Dewat er i ng shal l be per f or med as necessar y t o i mpl ement wor k i n t he dr y.

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Gr oundwat er f l owi ng t owar d or i nt o excavat i ons shal l be cont r ol l ed t o pr event s…

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