Exhibit 6 ODOT Standard RD Drawings.pdf

RD300

INSTALLATIONS

PIPE ZONE AND MULTIPLE

TRENCH BACKFILL, BEDDING,

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14-JUL-2014N/A

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C

"A" note 4)

(See general

Tracer wire

MULTIPLE INSTALLATIONS

DIAMETER MIN. SPACE BETWEEN PIPES

(in)

"A"

(in)

"B"

(in)

"C"

(in)

"D"

TABLE A

Finish grade stabilization, as required

Trench foundation see Table A

"C" Pipe bedding, Top of subgrade as directed

Topsoil or existing material

Surfacing-match

Base material m a te r ia l

E x c a v a te d n a ti v e

C la s s A c r u s h e d r o c k

C la s s B o r m a x

1 ( c le a n s a n d

C la s s C

A s d ir e c te d m a te r ia l m a x

C la s s D p it o r b a r r u n

C L

S M

C la s s E

T re n c h b a c k fi ll a re a P ip e z o n eS e e T a b le

A

D

Nom."B" "B"

Pipe diameter

24" min.

m in

D ia

Up to 48"

48" to 72"

24"

) dia. of pipe2

One half (

4. See Std. Dwg. RD336 for tracer wire details (When required).

3. Pipes over 72" diameter are structures, and are not applicable to this drawing.

diameter.

used and the pipe is ≥ 36" diameter, increase dimension "B" to nominal pipe

2. For pipe installation in embankment areas where the trench method will not be

1. Surfacing of paved areas shall comply with street cut Std. Dwg. RD302.

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

see general note 3.

For pipes over 72" diameter, the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: December 1, 2025 - May 31, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

Standard Drawing, while

The selection and use of this

RD302

STREET CUT

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(Actual)

Trench width whichever is greater. Compact as specified.

4. Place AC mix minimum thkn. of 6" or the thkn. of the removed pavement, details.

3. For joining new concrete to existing concrete, see contract plans for sepecific or to the thickness of removed pavement, whichever is greater.

2. Concrete pavement shall be replaced with concrete to a minimum thickness of 8"

1. All existing AC or PCC pavement shall be sawcut prior to repaving.

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

(AC patch only) with tack material and sand

Seal surface over joint concrete as specified

CLSM or full depth asphalt

Compacted aggregate base, backfill as specified

Compacted trench

(Extg.)

Undisturbed base

Extg. pvmt.

see general notes

Pvmt. replacement, min.

6" min.

6"

Min. width=Roller width plus 2" m in

Tack coat cut edges (AC only) the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: December 1, 2025 - May 31, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

RD319

CULVERT DETAILS

MISCELLANEOUS

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REBMUNWEKS

ELGNAWEKS

90 110

EMBANKMENT SLOPE WARPING DETAILS

ALTERNATE SKEW PLANTYPICAL SKEW PLANSKEW DIAGRAM

INSERT

(When reqd.).

3. See Std. Dwg. RD317 for culvert embankment protection and riprap pads

See special details or Standard Drawings as called for on plans.

end sections, or other measures).

treatment (Sloped ends, culvert embankment protection, paved end slopes, safety

2. Open ends of pipes normally require a site specific design, and may require special as shown.

1. All embankment slopes to be warped where required to provide end projections

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

recommendedinthisrange

Culvertinstallationsnot reco mmend edi nth isra nge

Cul vert inst alla tion snot40 -6 de g.

-3 de g.

0-19 deg.

20-39 deg.

40-60 deg.

station

Ahead in

ROAD

Showing Skew Number for Sloped Ends

Embankment slopes steeper than 1:3

SKEW NUMBER

Embankment slopes 1:3 and flatter

1107050

SKEW NUMBER

m in.

18"

D

Roadway �

Culvert � angle Skew angle Skew min.

18" D

Toe of slope

(when required) Paved end slope emb.

Normal to

90° match paved end slope Contour embankment slope to

(Where shown on plans)

Toe of slope (when required) Paved end slope

Culvert �

Skew angle

Roadway � of the paved end slope.

result in an adverse slope from subgrade to top Modification when nature of installation would

1:2 slope

(when required) Paved end slope catch Normal slope

Normal slope Culvert

(when required) Paved end slope catch Normal slope

Warped slope

Culvert

Normal slope matl.

Base

Subgrade

(Warp 100' each side of culvert) the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: December 1, 2025 - May 31, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

RD336

MANHOLE DETAILS

STANDARD

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X m in

Manhole cover and frame

Finish grade

(Typ.)

tracer wire fastener for

Non corrosive

Tracer wire

18" above top of manhole cover

Leave enough free wire to extend

Coil and secure wire to fastener.

precast flat slab top)

(See Std. Dwg. RD335 for

Precast conical top shown

Tracer wire

(As required) ring(s)

Precast grade

(As required)

Adjustment ring(s)

Place tracer wire directly over pipe centerline and on top of the pipe zone material.

6. All connecting pipes shall have a tracer wire, or approved alternate.

5. Adjust 24" maximum.

4. See Std. Dwg. RD344 for manhole base section.

3. See Std. Dwg. RD345 for pipe to manhole connections.

Engineer.

2. Standard precast manhole section diameter shall be 48". Use 42" if specified by the

1. All precast products shall conform to requirements of ASTM C478.

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

12. See project plans for details not shown.

11. See Std. Dwg. RD342 for shallow manholes.

10. Max. pipe diameter varies with pipe material.

9. See Std. Dwg. RD356 for manhole covers and frames, manhole adjustment rings, etc.

8. See Std. Dwg. RD335 for details not shown.

See Detail "C" for alignment of steps, and manhole cover and frame.

When H=42" or less omit steps.

7. Steps shall conform to requirements of ASTM C478.

and frame

Manhole cover Finish grade

Lowest flow line outfall pipe), or as directed.

azimuth right from lowest

See plans for X (measured

Manhole steps

(Align with steps)

Manhole cover and frame

Lowes tou tfal lpip e m a x s p a c in g

H v a r

"8

6"

13" to 16"

Var.

13" to 16"

Var.

(See general note 6) (See general note 7)

NOTE: No conflict with pipe align with available shelf.

See ODOT's QPL for acceptable alternate manhole steps.

(See general note 7)

TRACER WIRE

DETAIL "A"

MANHOLE STEPS

DETAIL "B"

AND MANHOLE STEPS ORIENTATION

PRECAST FLAT SLAB TOP

OR

PRECAST CONICAL TOP

DETAIL "C"

FRONT SIDE

PLAN

PLAN

the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: June 1, 2026 - November 30, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

RD345

CONNECTIONS

PIPE TO MANHOLE

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REVISED DETAILS AND NOTES01-2023

20-JAN-2023N/A

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CONNECTION OF RIGID PIPE TO MANHOLE

SECTION A-A

SECTION B-B

B

B

PLAN

A A

SECTION B-B

SECTION A-A

B

A A

B

PLAN

(See general note 6)

Tracer wire slope var. (See general note 7)

Concrete invert channel, slope var. (See general note 7)

Concrete invert channel, (See general note 6)

Tracer wire (Typ.)

(See general note 14)

Pipe zone (Typ.)

(See general note 14)

Pipe zone (Typ.)

slope var. (See general note 7)

Concrete invert channel, (See general note 6)

Tracer wire (Typ.)

Grout (Typ.)

Non-shrink

"/ft. min.2 slope var.

Concrete bench, "/ft. min.2 slope var.

Concrete bench, "/ft. min.2 slope var.

Concrete bench, slope var. (See general note 7)

Concrete invert channel, slope var. (See general note 7)

Concrete invert channel, (See general note 6)

Tracer wire

"/ft. min.2 slope var.

Concrete bench, (See general note 8)

Resilient connector

"/ft. min.2 slope var.

Concrete bench, (See general note 8)

Resilient connector (Typ.)

(See general note 6)

Tracer wire (Typ.)

(See general note 8)

Resilient connector (Typ.) slope var. (See general note 7)

Concrete invert channel, (See general note 6)

Tracer wire (Typ.)

(See general note 14)

Pipe zone (Typ.)

(See general note 14)

Pipe zone (Typ.)

"/ft. min.2 slope var.

Concrete bench, Pipe zone varies, see Std. Dwg. RD300.14.

manhole adjustment rings, etc.

See Std. Dwg. RD356 for manhole covers and frames,13.

See Std. Dwg. RD344 for manhole base section.12.

See Std. Dwg. RD342 for shallow manholes.11.

See Std. Dwg. RD336 for manhole steps details.10.

not shown.

See Std. Dwgs. RD335, RD336, and RD338 for details9 .

conforming to requirements of ASTM C923.

When flexible pipe is used, install resilient connectors8.

slopes and radii to outlet pipe.

Invert channels shall be constructed to provide smooth7.

details.

approved alternate. See Std. Dwg. RD336 for tracer wire

All connecting pipes shall have a tracer wire, or6.

Maximum pipe diameter varies with pipe material.5.

pipe(s) varies, see project plans.

Location, elevation, diameter, slope, and number of4.

All concrete shall be commercial grade concrete.3.

Manhole base sections may be precast or cast-in-place.2.

ASTM C478.

All precast sections shall conform to requirements of1.

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

CONNECTION OF FLEXIBLE PIPE TO MANHOLE

Grout (Typ.)

Non-shrink

Grout (Typ.)

Non-shrink the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: June 1, 2026 - November 30, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

RD398

CULVERT ID MARKER

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UPDATED DFI REQUIREMENTS01-2026

13-JAN-2026RD11-01

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ODOT

D panelStyle:working_panelRoundCorners:0constructPanelMode:0constructPanels:36|24|18levels:GSCOLORFILL|GSBWFILL|GSOUTLINE

TYPE 2 MARKER

TYPE 2 MARKER INSTALLATION

3.5" 2" m in

Fo g lin e

Ed ge of pa ve m en t

Culvert inlet

Culvert inlet

In cr ea se m ile po in t

Edge ofpavem ent

Fog Line

Headwall

ODOT

SINGLE PIPE

SINGLE DRAINAGE FACILITY

MULTIPLE DRAINAGE FACILITY

Varies

4"

6"-12"

INSTALLATION

CONCRETE HEADWALL

GUARDRAIL INSTALLATION

INSTALLATION

CONCRETE BARRIER

.2

NOTES:

8. Install only a Type 1 marker or a Type 2 marker on concrete barrier.

Type 2 marker on slope side of barrier.

7. Steep slopes where guardrail or concrete barrier are present, install

6. On divided highways placing markers on the outlet side is optional.

side of highway.

5. On non-divided highways place markers only at the culvert inlet with maintenance activities.

4. Do not install Type 2 marker in locations that obstruct or interfere inconspicuous to traffic.

3. Install Type 2 culvert markers parallel to travel lane and with the inlet.

2. Place Type 1 marker on inlet edge of the pavement directly in line details.

1. See Standard Drawing TM571 for 'Type 1U Steel Post Dimensions'

Culvert DFI marker not permitted manholes or inlets

Culverts connected to stormwater systems by

Culvert DFI marker not permittedCulverts under private approaches

Culvert DFI marker not permittedBox culverts, Rigid frames, Open bottom culverts

• Culverts parallel or adjacent to the highway

• Under highway travel lanes and shoulder

Culvert DFI marker required when located:

ft, and with a manufactured bottom Culvert total span between 12" and less than 20

Culvert DFI Marker DirectionCulvert Parameter/ Conditions

CULVERT DFI MARKER REQUIREMENTS

Stormwater program within the Hydraulic Engineering Section.

**When a culvert DFI is not permitted, check with Bridge Section or the *Refer to the Culvert chapter in the Hydraulic Manual for more details side of culverts with inlet tape. Place in line thermoplastic preformed fused Type B Green Type 1 marker, numbers facing edge of pavement steel post parallel to travel lane, Type 2 marker paddle mounted on typ. rivet holes Paddle with and washers aluminum blind rivets post with (4) 3/16" dia.

paddle to type 1U steel Fasten Type 2 marker for rivet hole locations See dwg. no. TM570

4" m in black, (typ. all) reflectorized non-Type C font paddlereflective White non-concrete anchors with 2 (3/16" X 2") Fasten to concrete wall

Type 2 marker side of first culvert (see note 8) tape. Place in line with inlet preformed fused thermoplastic Type 1 marker, Type B Green

Inlet concrete barrier Precast median of pavement and letters facing edge Type 2 marker, numbers

1, 3 and 7) and washers, (See notes aluminum blind rivets post with (4) 3/16" dia.

paddle to type 1U steel Fasten Type 2 marker

Ground line

Steep slope typ. holes Paddle with concrete anchors 4 (3/16" X 2") withconcrete wall Fasten to

Wingwall side of culvertsline with inlet thermoplastic tape. Place in preformed fused Type 1 marker, Type B Green numbers facing edge of pavement post parallel to travel lane,steel

Type 2 marker paddle mounted on

D ra in g a g e f a c il it y I D

D

F I)

(s e e n o te s a n d o r B ri d g e s tr u c tu re I

1"

.5" .25"

.75"

.5"

1" (typ.)

.25" (typ.)

Non-reflective green tape band the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: June 1, 2026 - November 30, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

RD602

PAVEMENT DETAILS

SHARED USE PATH

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2. Where constructed as part of a State Highway, such as widened shoulder, the path must be

1. See project plans for details not shown.

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

INACCESSIBLE TO MAINTENANCE VEHICLES

ACCESSIBLE TO MAINTENANCE VEHICLES

ACCESSIBLE TO MAINTENANCE VEHICLES

Nom. thkn - 3"

"2

Level 2, ACP wearing course

Slopevaries,seeprojectplans

Nom. comp. thkn. - 6"

Aggregate base

Nom. thkn - 2"

"2

Level 2, ACP wearing course

Nom. thkn - 2"

"2

Level 2, ACP base course

Slopevaries,seeprojectplans

(See project plans)

Path and shoulder widths vary

(See project plans)

Path and shoulder widths vary

(See project plans)

Path and shoulder widths vary

Nom. comp. thkn. - 6"

Aggregate base

Nom. thkn - 2"

"2

Level 2, ACP wearing course

Nom. thkn - 2"

"2

Level 2, ACP base course

Slopevaries,seeprojectplans

Nom. comp. thkn. - Var. (6" to 18", as directed)

Subgrade stabilization

Nom. comp. thkn. - 6"

Aggregate base

(For use with soft subgrade) the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: June 1, 2026 - November 30, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

RD610

DETAILS

PAVEMENT (ACP)

ASPHALT CONCRETE

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1" in 5'

Feather base course Taper 1" in 5'

AT GRAVEL APPROACHES

METHOD OF FEATHERING ACP PAVEMENT

OR BRIDGE ENDS WHEN NOT OVERLAYING THE BRIDGE

ACP PAVEMENT MATCH AT PROJECT ENDS

METHOD OF MATCHING EXTG. ACP INLAY SURFACING

TABLE 1

METHOD A *

METHOD B *

TAPER LENGTHS

ACP wearing course

(When present)

Feather ACP base course

Extg. pvmt.

See "EDGE DETAIL"

Extg. pvmt.

wearing course thkn.

ACP unfeathered

See project plans for method.

Taper (See Table 1)

Cold plane pvmt. removal

Taper (See Table 1)

Cold plane pvmt. removal

Posted Speed Taper Length

1" per 50'45 mph

1" per 100'> 45 mph

See "EDGE DETAIL"

Extg. pvmt.

wearing course thkn.

ACP unfeathered top ACP base course

Construct non-feathered

(See "EDGE DETAIL")

Top of ACP base, Extg. pvmt.

ACP wearing course

(When present)

Feather ACP base course

Extg. gravel surfacewearing course thkn.

ACP unfeathered

Thkn. - Var. (2" to 0)

Aggr. base

Thkn. - Var. (2" to 0)

(When present)

Asph. conc. base course

(Thkn. as shown on plans)

ACP wearing course

Extg. pvmt.

Thkn. - 2"

(When present)

ACP base course e x tg p v m t.

E d g e o f

See "EDGE DETAIL"

ACP wearing courseExtg. pvmt.

See "EDGE DETAIL"

Extg. A.C. pvmt.

Cold plane pvmt. removal

(Inlay to extg. asphalt conc. pvmt.)

not acceptable

Mill edge as shown

Nom. depth

Sawcut & seal

EDGE DETAIL

the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: December 1, 2025 - May 31, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with the current Oregon Standard Specifications.

All materials shall be in accordance with

DATE REVISION DESCRIPTION

OREGON STANDARD DRAWINGS

DATE

SDR

BOOK NO.

CALC.

Effective Date: December 1, 2025 - May 31, 2026

Professional Engineer.

first consulting a Registered and should not be used without sole responsibility of the user principles and practices, is the generally accepted engineering designed in accordance with

Standard Drawing, while

The selection and use of this

GENERAL NOTES FOR ALL DETAILS ON THIS SHEET:

may be placed steeper

Slope of individual layer layers to be 1:1

Overall slope of succesive

MULTI-LAYER PAVEMENT CONSTRUCTION

p a v e m e n t

E d g e o f see project plans

Slope varies, Successive layers cement treated base mix bituminous base or

First layer of ACP, plant

(NEW CONSTRUCTION)

SAFETEY EDGE FOR ASPHALT CONCRETE

PORTLAND CEMENT CONCRETE PAVEMENT OVERLAY

SAFETY EDGE FOR

(INCLUDING MILL, INLAY AND OVERLAY)

SAFETY EDGE FOR ASPHALT CONCRETE RECONSTRUCTION

p a v e m e n t

E d g e o f (6'-0" or less)

Shoulder width see project plans

Slope varies, A p p r o x

M in backing material

New shoulder

Safety edge concrete pavement surface

New portland cement pavement

Existing concrete to 1:2

Sl.1:1

T p a v e m e n t

E d g e o f

(6'-0" or less)

Shoulder width see project plans

Slope varies, p a v e m e n t

E d g e f

(6'-0" or less)

Shoulder width see project plans

Slope varies, p a v e m e n t

E d g e o f

(6'-0" or less)

Shoulder width see project plans

Slope varies, p a v e m e n t

E d g e o f

(6'-0" or less)

Shoulder width see project plans

Slope varies, p a v e m e n t

E d g e o f

(6'-0" or less)

Shoulder width see project plans

Slope varies, SAFETY EDGE PLACED WITH LIFTS

SAFETY EDGE PLACED ONLY WITH FINAL LIFT

SINGLE COURSE OVERLAY

PAVEMENT THICKNESS (T) 5" OR LESS

n o te

S e e g e n e r a l

M in

A p p r o x material

Existing shoulder material

Shoulder backing to 1:22

Sl. 1:1

Safety edge

Sl. 1:4 to 1:6

Lift 1

Lift 2 pavement

Existing

Additional pavement surface

New asphalt for shoulder paving

Prepare existing ground n te

S e e g e n e r a l for shoulder paving

Prepare existing ground material

Existing shoulder

T pavement

Existing surface New asphalt

Lift 1

Lift 2 material

Shoulder backing

Sl. 1:4 to 1:6 to 1:22 1Sl. 1:1

Safety edge material

Shoulder backing

Sl. 1:4 to 1:6 to 1:22 1Sl. 1:1

Safety edge m in for shoulder paving Prepare existing groundpavement

Existing detail below construction, see Multi-layer pavement surface New asphalt

T material

Shoulder backing

Sl. 1:4 to 1:6 to 1:22 1Sl. 1:1

Safety edge

A p p ro x

Sl. 1:1

M in material

Shoulder backing

Sl. 1:4 to 1:6 to 1:22 1Sl. 1:1

Safety edge

A p p ro x

Sl. 1:1

M in

Lift 1

Lift 2

M in

Additional pavement

Base material

Base material

Lift 2

Lift 1 Additional pavement surface Asphalt surface Asphalt

T

Finish grade with a 1:1 sloped face below the safety edge.

depth of "T" > 5", construct the safety edge to a depth of 5" approximately thickness of the surface and intermediate courses. For total new asphalt For total new asphalt depth of "T"≤5", construct the safety edge to the full4.

obstructions.

Do not construct safety edge at intersections, paved drives, or other3.

pavement surface.

to 1:2 measured from the2

1Construct the safety edge at a slope of 1:12.

is 2" or greater, except where indicated in the plans.

travel lane or edge of paved shoulders), where the wearing surface thickness Safety edges are required at the outside edges of the paved roadway (edge of1.

T

RD615

DETAILS

SURFACE EDGE

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19-JUL-2021N/A

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PAVEMENT THICKNESS (T) GREATER THAN 5"