SPECIFICATIONS
<br />lanting and disposal areas shall be staked by Enalnfer.
<br />Gsh !fines, levels, contours and datum. Maintain b-n.chmnr• _, monuments
<br />r her F- - stablish if disturbed or destroyed. Grade site + spe_ cations of
<br />+- ��.2 fe��'. r marts and +/ 0.5 feet on grading and bank, protection for all life - elevations
<br />Arid grades shown_•,
<br />- lil III be composed of suitable on site me +ar ,1.;', I� ` "an 3
<br />I eject meetinq AASHTO Designation M1•=f Mat -' shall be
<br />aerial, contaminants, pollutants, or tc • : -ubstcr
<br />sh -ou Lle placed in 8 inch lifts and compacted t= a' y% c f ro =iml,lm as
<br />! Method (ASTM D- 698 -66T or AASHTO T
<br />L; avated
<br />nlur,_r
<br />n -- u:: e it
<br />oackfill and embankment may be place � 'Ile p'•_ et
<br />deeper
<br />Fees and /or
<br />Bladed
<br />at 1n 1 slope
<br />along the shoreline as directed by the Era eer
<br />may
<br />not be placed
<br />in the
<br />pond during flow-
<br />through conditions.
<br />Gradations shall be
<br />DI"ll a nrDI' 1,`." DID D^D
<br />B,-,ulder
<br />and Rip Rap shall
<br />consist of hard, dense
<br />durable stone, angular in shape. `nnt to
<br />i'thering.
<br />Rounded boulders
<br />will not be acceptable.
<br />Boulders shall have a minimum ecr
<br />of
<br />_.5. Boulders shell
<br />rneet the requirements
<br />for abrasion resistance -r coiI -five str- rat•
<br />_ II'lalcted
<br />below:
<br />Gradations shall be
<br />as fellows:
<br />--- i,brasir,n Resistance bv Los Angeles Machine, Test Method ASTM C535, :;pe-i`icaticl- `-- quirement:
<br />-'U o Dss, max,
<br />'�
<br />--- I_Inconfined Compressi, -e 'strength of Drilled Core Specimen, Test Method AA`_�I ._
<br />SDI, 111 --Ition Requirement pSi, min,
<br />Boulders and Rip
<br />Prop shall
<br />be p'acedl :v-ith
<br />an approximate maximum 5
<br />to 6 p• -cent • - -d ratio, on
<br />top of 6 inches
<br />of beddm
<br />^._ rl a
<br />non -woven filter fabric.
<br />Bedding
<br />material shall of 6
<br />n nl n
<br />t 3 inci:
<br />minus grovel.
<br />Gradations shall be
<br />as fellows:
<br />e. +I•,ely harvested.
<br />_ F Iter
<br />'_Itvi_ sPr71l
<br />_r, Ripr.ep, and
<br />Oro iel
<br />Desi motion
<br />:, Material Smaller
<br />than Typical Stone
<br />Typical Stone
<br />Dimension
<br />(inches)
<br />3;:
<br />100
<br />54 in.
<br />L
<br />75
<br />42 -30 in.
<br />r, e
<br />18 in.
<br />18"
<br />-
<br />30 in.
<br />Weyerhaeuser
<br />e. +I•,ely harvested.
<br />24 in.
<br />35 -`_'
<br />18 in.
<br />t
<br />centers or a d,nsity
<br />of 1 ,400 plants per
<br />20 -0 #4 sieve
<br />'c plaw.ing,
<br />wills - ill in
<br />ruing s .�ti '8011 non -.tic.- �c, or acr•_ :d egllivalen +. FiItA_r
<br />` 3'. ;nt I In with intact LI3n r,r channel n'
<br />Tr„ Er,gin <,cr mg,. Aaive tedd ;n; ar- -'. filter
<br />fabric
<br />requirements
<br />if the boulc- other is being
<br />bedrock, non- �resive ccnsc'ideted
<br />clay, or
<br />if the subgrade
<br />material -- nsisf� c,f a
<br />"e
<br />_ r
<br />r, e
<br />c =
<br />^ '. : ' J_'a
<br />SURVEY CONTROL
<br />SPECIFICATIONS
<br />11-ITE MATTING
<br />lute Matting shall be Llsed on cut slopes of ramps and wetland areas as shown on C -1 and C -2.
<br />Use Rclanka Matting or equivalent to withstand flow velocity of 8 feet per second, open
<br />area of 60°% tc 657. A 6 inch by 6 inch trench shall be constructed at the ends of the netting_.
<br />All mats shall be anchored in the trench with stakes and backfilled. The length of mat shall be
<br />placed in the direction of slope and the width in the direction of the horizontal. Horizontal overlaf
<br />between mats shall be at least 6 inches. Vertical splicing between mats shall be of least 8 inches
<br />overlap. Mats shall be staked with 12 inch wood stakes every 4 feet ve tical and every 3 feet
<br />horizontal for 5;1 and 2.5:1 slopes; every 8 feet vertical and horizontal for slopes flatter than 20:1.
<br />GEOWEB SURFACE
<br />GeoWeb Surfaces shall be constructed using Presto Perforated Geoweb GV,20, 8 inche -r equivalent
<br />as shown on Plans. The Geoweb shall be filled with 3/4 inch washed gravel. The
<br />anchored with ATPA J Pins or equivalent, at 3 cell centers across the wi^Ith and 6 rF-
<br />vertic"I alr•na the length. See detail, Sheet C -3.
<br />=
<br />all areas requiring native grass see ;na.
<br />r,aii
<br />r - '•,ilor
<br />to the pl•e q are ^s
<br />�s cuttings
<br />(stakes),
<br />e e
<br />and planted, during th�_ dormant season. Dormonc
<br />"e
<br />_ r
<br />r, e
<br />c =
<br />^ '. : ' J_'a
<br />rich is typically November 'I -• ,ah March.
<br />-
<br />_
<br />Weyerhaeuser
<br />e. +I•,ely harvested.
<br />All stakes sh; he
<br />or equivalent,
<br />1,200 to 1,500 pounds
<br />t
<br />centers or a d,nsity
<br />of 1 ,400 plants per
<br />acre. r I,
<br />'c plaw.ing,
<br />wills - ill in
<br />water 5 to 7 days
<br />and then immediatly
<br />plan`'. alternately,
<br />- L_EP
<br />planting -f n ,r -,,, stoat occur
<br />during the grc:•.ing
<br />season. The nursery
<br />stock shell
<br />to either
<br />provided Irr 4 inch) contain_ , or 10
<br />cubic inch tubes.
<br />All containers shall be
<br />planted at
<br />a -Depth to intercept saturated soils.
<br />...
<br />2. Notive Grosses shall be a native seed mix, planted spring or fall, and irrigated for establishment.
<br />Seed mix and maintenance plan shall be approved by engineer prior to installation. Planting shall
<br />be, seed at least 100 pounds per acre with mulch. All disturbed areas shall be seeded after
<br />construction. After one growing season areas with 50% or less coverage shall be rest ded.
<br />Mulch shall be used in
<br />all areas requiring native grass see ;na.
<br />On slopes flatter
<br />than -1:1
<br />(horizontal to vertical),
<br />mulch shall be
<br />Weyerhaeuser 100°. ' 'oi
<br />Wood Finer Mulch
<br />or equivalent,
<br />1,200 pounds per acre
<br />minimum. On
<br />slopes greater than -t.'
<br />and less than 2.5:1
<br />(horizontal to
<br />vertical), mulch shall be
<br />Weyerhaeuser
<br />100% Virgin Wood `;;1I
<br />'.lulch with Tockifier
<br />or equivalent,
<br />1,200 to 1,500 pounds
<br />per acre.
<br />- 1613.02
<br />4645.42
<br />B &C
<br />3. All areas disturbed by construction activities, outside of tt-• existing le ee road, sha'I be reseeded
<br />and mulched. This includes but is not limited to areas adjacent to the notches and all crff road
<br />areas used for staging.
<br />PERMITS
<br />A;
<br />404 permit has been
<br />obtained from the
<br />U.S. Army Corps of Engineers for this pro; --'. - - py
<br />is
<br />available for review.
<br />Construction shall
<br />be performed in compliance W,•) all permit - • - - s.
<br />All
<br />other permits shall
<br />be the responsibility
<br />of the contractor.
<br />Marker
<br />Northing
<br />Easting
<br />Elevation
<br />Type
<br />All survey control shall be field inspected and
<br />verified. Control markers disturbed during
<br />construction shall be replaced. Survey
<br />control line for the U/S notch shall be
<br />through BC -4 LE.P and BC -5 LEP. Survey
<br />control line for the D/S notch shall be
<br />through BC -2 LEP c-Id BC -3 LEP.
<br />Hwy50 BM
<br />10000.00
<br />10000.00
<br />4695.32
<br />3" Brass
<br />BC -1 LEP
<br />4034.50
<br />- 2604.21
<br />4634.6_7_
<br />4631.25
<br />B &C
<br />B &C
<br />BC -1 REP
<br />4470.08
<br />- 2722.93
<br />BC -2 LEP
<br />4135.90
<br />- 1613.02
<br />4645.42
<br />B &C
<br />BC-2 REP
<br />4725.91
<br />- 1722.89
<br />4634.25
<br />B &C
<br />- L_EP
<br />4 0.4
<br />-807.42
<br />4 4.
<br />BC-3 REP
<br />49
<br />-845.57
<br />BC-4 LEP 1 J
<br />...
<br />B&�
<br />0.43-
<br />LU
<br />U
<br />N
<br />0
<br />BC -1 LEP
<br />N/A
<br />N A
<br />4638.7
<br />TLP
<br />REP
<br />N A
<br />N/A
<br />4633.3
<br />TLP
<br />_BC-1
<br />BC -2 LEP
<br />N/A
<br />N/A
<br />4648.5
<br />TLP
<br />BC -2 REP
<br />N/A
<br />N/A
<br />4635.8
<br />TLP
<br />BC -3 LEP
<br />N/A
<br />N/A
<br />4638.0
<br />TLP
<br />C-3 REP
<br />N/A
<br />N A
<br />4637.9
<br />TLP
<br />BC -4 LEP
<br />N A
<br />N A
<br />4640.5
<br />TLP
<br />BC -4 REP
<br />N A
<br />N/A
<br />4632.8
<br />TLP
<br />BC -5 LEP
<br />N/A
<br />N/A
<br />4641.1
<br />TLP
<br />BC -5 REP
<br />N/A
<br />N/A
<br />4635.5
<br />TLP
<br />CP -1
<br />3260.9
<br />- 1217.5
<br />4668.6
<br />B &C
<br />CP -2
<br />2939.0
<br />192.1
<br />4683.8
<br />B &C
<br />CMP /20 IN
<br />3109.2
<br />578.9
<br />4629.5
<br />Invert
<br />CMPj000
<br />3156.1
<br />541.4
<br />4628.0
<br />Invert
<br />REF Pt. 1
<br />3862.6
<br />460.5
<br />4625.8
<br />Invert
<br />REF Pt. 2
<br />4620.7
<br />-772.6
<br />1 4623.8
<br />Invert
<br />ANCHORS (TYP)
<br />Heavy Equiptment Track
<br />Perforated Geoweb
<br />Presto GW20 8" or equiv.
<br />® grade Fill 3/4" Washed
<br />I
<br />10 x 29 CELL GW20V GEOWEB SECTION' 1
<br />PLAN
<br />0
<br />VARIES INTERFLEAF AND STAPLE FINS --
<br />1 AT SIDE CONNECTIONS
<br />r
<br />ATRAI PINS OR EODIV. HOOKED OVER CEL"ALLS
<br />AT 3 CELL CENTERS WIDTH; 6 CELL CENTERS LENGTH
<br />SECTION A - A
<br />2.5 FEET
<br />NOTE Abut and stovte ends
<br />of connectbn!
<br />GEOWEB SURFACE
<br />6"
<br />BED
<br />NON -
<br />FABRI
<br />NOTCH
<br />NTS
<br />EXISTING GRADE
<br />--18" D50 RIP
<br />RAP
<br />V
<br />w
<br />N
<br />rn
<br />TYP
<br />IL DESIGN ELEVATION; SEE PLANS
<br />FINAL NOTCH GRADE
<br />3' MIN BELOW GRADE at TOE
<br />_r
<br />BANK PROTECTION
<br />NTS
<br />TYP
<br />FINAL ROCK GRADE VARIES
<br />TIE IN WITH EXISTING BANK PROTECTION
<br />- -TWO LAYFRS 3' F30U1_DFR \
<br />-- BEDDING; 6" TYPE 2 GRAVEL 6' MIN DEPTH
<br />W/ NON -WOVEN FILTER FABRIC BELOW E.G.
<br />WEI�4 BODY DETAIL (TYP
<br />NTS
<br />Permit #: 114 - Iq (' 7 .-f Zq v Confidential?:
<br />Class: T pe -Seq.: r -t -�x
<br />From: �o: /!f
<br />Doc. Name: e I„ c �/A4#1D��
<br />Doc. Date (if no (rata damn)
<br />JUL t 4 20 e,
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