Dorris Ranch Bid Drawings.pdf

PDF 7 MB Posted

Attached to
Dorris Ranch Nature Playground
Solicitation number
S-R20810-00016848
Issued by
Oregon

About this file

Summary of Dorris Ranch Bid Drawings

These bid drawings document the design specifications for a children's nature playground construction project in Springfield, Oregon, under the direction of the Willamalane Park & Recreation District. The project, located at 205 Dorris Street, involves construction of a comprehensive outdoor play area with multiple integrated features. Key elements include a boulder scramble with climbing opportunities, a six-foot embankment slide, log bridges and stepping boulders, stone fort structures, bird nesting installations, climbing logs, measuring boards for tracking tree growth, concrete paved pathways and ADA parking, crushed rock and pea gravel surfacing, engineered wood fiber play surfaces, and lawn seeding in disturbed areas. The site plan encompasses approximately 2,060 square feet of impervious concrete paving for pedestrian walkways and parking, 265 square feet of crushed rock paving, and 460 square feet of additional colored crushed rock paving. All work must prioritize protection of existing trees, with hand-work required in critical root zones and tree protection fencing mandated throughout construction. The contractor shall coordinate staging areas with the owner's representative, utilize ground protection mats to minimize soil compaction, and maintain erosion control measures throughout the project duration.

The bid drawings specify that all excavated soils must remain on site with topsoils stripped and stockpiled for reuse, while subsoils are used to form landscape mounds. Temporary erosion control devices must be installed prior to land disturbance activities and maintained until final stabilization is established. The contractor bears responsibility for all utility locates, sediment cleanup, siltation repair, and landscape material replacement at no additional cost to the owner. Lawn seeding shall use Blue Wildrye by Silver Falls Seed Company or approved equal, applied at vendor-recommended rates with straw mulch protection for slopes not exceeding 6:1. No irrigation system is provided; the contractor is responsible for watering through substantial completion. Construction fencing must be installed before site work begins and remain throughout the entire construction period. Final placement of all major features, including boulders, logs, and landscape elements, requires approval by the owner's representative in the field. The design contact is Michelle Mathis at Learning Landscapes Design LLC, and the owner contact is Simon Daws at Willamalane Park & Recreation District.

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J

PROTECT CRITICAL ROOT

ZONE OF ALL EXISTING

TREES. ALL WORK WITHIN

ROOT ZONE TO BE

COMPLETED WITH OWNER

OR LA ON SITE

EXISTING PARKING LOT.

PRESERVE AND

PROTECT, ALLOW FOR

CONTINUED PUBLIC USE

DURING CONSTRUCTION

ACTIVITIES

STAGING

AREA

STAGING

AREA

HEAVY MACHINERY ACCESS TO NORTH PORTION OF PROJECT SITE

FROM 2ND STREET, CONTRACTOR SHALL USE GROUND PROTECTION

MATS TO MINIMIZE SOIL COMPACTION IN LAWN AREAS

ALL WORK AT THE

PINCH POINT TO BE

COMPLETED BY HAND.

NO HEAVY MACHINERY

PERMITTED IN THIS

AREA TO PRESERVE

TREE ROOTS AND

PREVENT SOIL

COMPACTION

PRESERVE EXISTING

BOULDERS ALONG ENTIRE

EDGE OF PARKING LOT,

MOVE AS NEEDED AND

REPLACE AFTER PROJECT

COMPLETION

PRESERVE AND PROTECT

EXISTING UTILITIES,

VERIFY UNDERGROUND

UTILITY LINES PRIOR TO

EXCAVATION

PROTECT CRITICAL ROOT ZONE OF ALL

EXISTING TREES, ALL WORK WITHIN

ROOT ZONE TO BE COMPLETED WITH

OWNER OR LA ON SITE

EXISTING TREE TRUNK,

PRESERVE AND PROTECT

PROTECT CRITICAL

ROOT ZONE OF ALL

EXISTING TREES, ALL

WORK WITHIN ROOT

ZONE TO BE

COMPLETED WITH

OWNER OR LA ON SITE

CHAIN-LINK PROTECTION-ZONE FENCING

EXISTING CONTOURS

STAGING AREA

ORANGE CONSTRUCTION FENCING

LIMIT OF WORK

EXISTING TREE -

PROTECT IN PLACE

EROSION CONTROL NOTES

1. SEE SPECIFICATION SECTION 329100 - SITE PREPARATIONS FOR

ADDITIONAL EROSION CONTROL INFORMATION.

2. CONSTRUCTION SITE EROSION CONTROL AND SEDIMENT CONTROL

TO COMPLY WITH LOCAL REQUIREMENTS AND AS OUTLINED IN THE

SITE PREP SPECIFICATIONS.

3. TEMPORARY EROSION CONTROL DEVICES TO BE INSTALLED PRIOR

TO LAND DISTURBANCE ACTIVITY.

4. EROSIONS CONTROL MEASURES TO REMAIN IN PLACE AND BE

MAINTAINED UNTIL SUCH TIME WHEN CONSTRUCTION HAS BEEN

COMPLETED AND FINAL STABILIZATION HAS BEEN ESTABLISHED.

5. CONTRACTOR IS RESPONSIBLE FOR CLEANUP AND REMOVAL OF ALL

SEDIMENT WHEN LEAVING PROPERTY. EROSION CONTROL

MEASURES MUST BE IN WORKING CONDITION AT END OF EACH WORK

DAY.

6. CONTRACTOR TO REPAIR ANY SILTATION OR EROSION DAMAGE TO

ADJOINING SURFACES AND DRAINAGE WAYS RESULTING FROM LAND

DEVELOPMENT OF LAND DISTURBING ACTIVITIES.

EXISTING TREE -

TO BE REMOVED, REMOVE STUMP AND

ALL ROOTS TO DEPTH NECESSARY FOR

INSTALLATION OF SITE IMPROVEMENTS

EXISTING CRUSH ROCK SURFACING

TO BE REMOVED

EROSION CONTROL FENCING

EXISTING TREE TRUNK -

PRESERVE AND PROTECT

CRITICAL ROOT ZONE

ALL WORK TO BE COMPLETED

WITH OWNER OR LA ON SITE

1. SEE SPECIFICATION SECTION 329100 - SITE

PREPARATIONS FOR ADDITIONAL INFORMATION.

2. ALL EXCAVATED SOILS TO REMAIN ON SITE, IT IS

THE INTENDED THAT NO SOILS ARE IMPORTED

OR EXPORTED FROM THE SITE. TOPSOILS SHALL

BE STRIPED AND STOCKPILE FOR REUSE, SEE

SOIL NOTES. ALL OTHER SUBSOILS SHALL BE

USED TO FORM THE MOUNDS AS SHOWN ON THE

PLANS.

3. COORDINATE STAGING AREA AND ACCESS WITH

OWNER'S REPRESENTATIVE.

4. CONTRACTOR IS RESPONSIBLE FOR ALL PUBLIC

AND PRIVATE UTILITY LOCATES BEFORE

BEGINNING ANY SITE WORK.

5. SURVEY DOES NOT SHOW ALL UNDERGROUND

UTILITIES.

6. IT IS THE CONTRACTORS RESPONSIBILITY TO

LOCATE AND PROTECT ALL EXISTING DRAINS

AND CATCH BASINS WITH INLET PROTECTION.

INCLUDING THOSE NOT IDENTIFIED ON PLANS.

7. PROTECT ALL STRUCTURES, UTILITIES,

SIDEWALKS, PAVEMENTS, FENCING,

FURNISHINGS, AND PLANTINGS, TREES, AND

LAWNS FROM DAMAGE CAUSED BY SETTLEMENT,

LATERAL MOVEMENT, UNDERMINING,

WASHOUTS, AND OTHER HAZARDS CREATED BY

SITE IMPROVEMENTS. IF ANY DAMAGE OCCURS,

REPAIR TO ORIGINAL CONDITION AT NO

ADDITIONAL COST TO OWNER.

8. CONSTRUCTION FENCING MUST BE INSTALLED

BEFORE ANY SITE WORK AND MUST REMAIN IN

PLACE THROUGHOUT THE ENTIRE

CONSTRUCTION PERIOD.

9. NOT ALL TREES WERE IDENTIFIED ON PLAN.

CONSULT WITH OWNER'S REPRESENTATIVE ON

LAYOUT OF PATHWAYS AND SITE

IMPROVEMENTS AREAS FOR ANY

DISCREPANCIES.

10. ANY PRUNING OF TREE OR REMOVAL OF ANY

ROOT OVER 1 INCH DIAMETER WITHIN THE

CONSTRUCTION LIMITS REQUIRES A CLEAN CUT

WITH A SHARP TOOL. AREAS WITH MORE THAN A

DOZEN ROOTS OVER 1 INCH REQUIRE REVIEW BY

OWNER'S REPRESENTATIVE.

11. ANY DAMAGE TO TRUNK OR TREE BRANCHES

SHALL BE REPORTED IMMEDIATELY TO OWNER'S

REPRESENTATIVE.

12.PROTECT AND/OR RESTORE EXISTING GRASS TO

EXCELLENT CONDITION WITH TOPSOIL AND

SEED. CONTRACTOR IS RESPONSIBLE FOR

REPLACING ALL LANDSCAPE MATERIAL

REMOVED OR DAMAGED DUE TO CONSTRUCTION

ACTIVITIES AT NO ADDITIONAL COST OF OWNER.

13. ALL ITEMS MARKED TO BE REMOVED SHALL BE

DISPOSED OF PROPERLY OFF SITE, COORDINATE

WITH OWNER FOR DONATION AND RELOCATION,

RECYCLE WHERE POSSIBLE.

14. ALL ITEMS NOT LABELED FOR REMOVAL OR

MODIFICATION SHALL BE PROTECTED IN PLACE.

15.FINAL PLACEMENT OF EXCESS SOIL IN THE FIELD

WILL BE DIRECTED AND APPROVED BY OWNER.

DEMO & TREE PROTECTION NOTES

PRESERVE AND

PROTECT EXISTING

PICNIC TABLE

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

EXISTING CONDITIONS &

DEMOLITION PLAN

L1.0

LB/NS MM/KW

0 5 10 20

MATCH LINE A-A'

SEE MATCH LINE A-A'

T ej ej ej ej ej ej

NO

PA

RK

IN

G

ADA

ADA

T

T

2-5 2-5

2-5

5-12

T

6'

60'-1"

19'

35'-5"6'

13'-10"

6'

'-3

44'-8"

33'-11"

29'-10"

55'15'-3"

R10'

'-7

4'-2"

62'-3"

'-1

11'

6'

TY

P. R6 6'

'-9

'-3

'-7 ej

6' M

IN

TYP.

6' M

IN

TYP.

P.O.B.

1'- 4"

6'

TYP.

155°

R

'-3

EDGE OF EXISTING

PARKING LOT

6'

2'

6' MIN.

TYP.

'-1

"53'-4"

2'- 2"

6' 158°

MATERIALS LEGEND

(310)

LIMIT OF WORK

PROPOSED CONTOURS

EXISTING CONTOURS

EQUIPMENT USE ZONE -

MIN 6' OF IMPACT

SURFACING

SUBDRAINAGE

LUMBER EDGER

LOW FENCE - SEE DETAIL

2/L4.4. INSTALL BY OWNER,

EXACT LOCATION TO BE

DETERMINED BY OWNER IN

THE FIELD

EXISTING TREE -

PRESERVE AND PROTECT

4" DEPTH CONCRETE PAVING,

UNLESS OTHERWISE NOTED

COLORED

CRUSHED ROCK PAVING

PEA GRAVEL

ENGINEERED WOOD FIBER

12" DEPTH

LAWN SEEDING

AS SHOWN AND IN ALL DISTURBED AREA,

SEE NOTES ON L4.3

1-2 L4.0

ADA ACCESS RAMP 8

L4.0

L4.0

5-6 L4.0

L4.0

BOULDERS, TYP.

('T' INDICATES TRANSFER BOULDER,

HANDLES ONLY IN LOCATION SHOWN)

18" DIA. BOULDER

24" DIA. BOULDER

36" DIA. BOULDER

1,6 L4.2

CONCRETE STAMPED FOOTPRINTS

AS SPECIFIED

GREY SQUIRREL, AS SPECIFIED

BOBCAT, AS SPECIFIED

48" DIA. BOULDER

ej EXPANSION JOINT

SCORE JOINT

RIP RAP BED,

4' x 4' x 12" DEPTH AT OUTLET

6" DEPTH CONCRETE PAVING

COLORED

1-2 L4.0

18" DIA. COLUMNAR BASALT

24" DIA. COLUMNAR BASALT

36" DIA. COLUMNAR BASALT

BOULDER DEN 3

L4.1

BOULDER SCRAMBLE

T = TRANSFER BOULDER

2,4,5 L4.1

LOG BENCH

OWNER PROVIDED AND

INSTALLED

L4.4

EMBANKMENT SLIDE

OWNER PROVIDED,

CONTRACTOR INSTALLED

4,5 L4.1

COLUMNAR BASALT EDGE

HORIZONTAL - BASE BID,

CONCRETE CURB - ALTERNATIVE 1

L4.1

COLUMNAR BASALT EDGE

VERTICAL

L4.0

LOG BRIDGE (CUSTOM HEIGHT)

30" HEIGHT FROM EWF TO TOP OF LOG,

OWNER PROVIDED, CONTRACTOR

INSTALLED

L4.2

CLIMBING LOGS 3

L4.2

ADA BENCH WITH

COMPANION SPACE

OWNER PROVIDED,

CONTRACTOR INSTALLED, SEE SPECS

BIRD NEST

OWNER PROVIDED,

CONTRACTOR INSTALLED

STONE FORTS 2

L4.2

PEA GRAVEL SCOOPERS

OWNER PROVIDED,

CONTRACTOR INSTALLED, SEE SPECS

GRANARY TREE

PRESERVE AND PROTECT,

OWNER INSTALLED

TREE HEIGHT POSTS &

MEASURING BOARDS

MEASURING BOARDS AND ITS

ATTACHMENT TO POSTS TO BE

FABRICATED BY OTHERS,

CONTRACTOR TO INSTALL

FABRICATED ELEMENT

4-5 L4.2

TRASH RECEPTACLE

OWNER PROVIDED AND INSTALLED

PICNIC TABLE

OWNER PROVIDED,

CONTRACTOR INSTALLED

ADA PARKING 1

L4.1

PLAYGROUND AREA SIGN

AS SPECIFIED,

CONTRACTOR INSTALLED

NO

PARKING

ADA

TRANSFER POST

AT EDGE OF PEA GRAVEL AREA

AS INDICATED ON PLAN

L4.2

LLD ID TAGS

SEE SPECS2-5 5-12

L4.4

L4.3

L4.3

BIKE RACK

OWNER PROVIDED AND

INSTALLED

T

3-5 L4.0

1. LAYOUT TO BE REVIEWED BY OWNER IN THE

FIELD.

2. ALL CURVED SURFACES SHALL HAVE SMOOTH,

CONTINUOUS CURVES AS INDICATED.

3. CONTRACTOR TO STAKE MAIN FEATURES AND

HAVE OWNER'S REPRESENTATIVE APPROVE

STAKING PRIOR TO INSTALLATION.

4. ALL BOULDERS TO BE LAID OUT IN FIELD AS

REVIEWED BY OWNER.

5. FOR ADDITIONAL LAYOUT INFORMATION A CAD

BASE (.DWG FILE) CAN BE PROVIDED TO

CONTRACTOR UPON REQUEST. ANY

DISCREPANCIES BETWEEN INFORMATION

SHOWN AND THE CAD FILE SHALL BE BROUGHT

THE ATTENTION OF THE OWNER'S REP PRIOR

TO CONSTRUCTION.

6. REFER TO PLANTING PLAN FOR PLANTING

LOCATIONS

LAYOUT NOTES

LAYOUT LEGEND

XX'-XX"

RXX'-XX"

XX°

LINEAR DIMENSION

RADIUS DIMENSION

ANGLE DIMENSION

POINT OF BEGINNINGP.O.B.

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

MATERIALS AND LAYOUT

PLAN

L2.0

LB/NS MM/KW

0 5 10 20

IMPERVIOUS SURFACE AREAS

CONCRETE PAVING

- PEDESTRIAN WALKWAY

- PARKING

CRUSHED ROCK PAVING

TOTAL

1,335 SF

265 SF

460 SF

2,060 SF

T ej ej ej ej ej ej

NO

PA

RK

IN

G

ADA

ADA

(473.00)

(472.00)

3.5%

471.04

1%

4.8%

1.8%

11%

(470.00)

(471.00)

1.8%

1%

4.8%

467.95 2%

MAX.

2% MAX.

2%

(472.69)

(472.48)

471.43

471.32

470.93

470.91 471.03

470.92

470.79 471.54

GB

GB

GB

467.89

466.47

467.49 1%

467.70

8.3%

466.95 466.75

466.70 466.90

467.01 466.81

1%

467.55

3:1

MAX.

FF466.93

HP468.23

467.10

466.81

3:1

HP 472.3

HP 472.3

471.00

470.94

8.33%

MAX.

FLUSH

470.98

1% 467.68

FLUSH

1% 466.57

466.55

1%

HP 369.50

2.5% MIN.

T

T

2-5 2-5

2-5

5-12

470.83

HP 473.3

T

466.53

469.38

469.32

472.02

471.91

3% MIN.

ej

EXTEND DRAINAGE LINE TO DAYLIGHT DOWN HILL FROM

PLAYSCAPE. DIRECT DRAIN LINE TO DAYLIGHT WATER AWAY

FROM EXISTING DEVELOPMENT AND INTO NATURAL

LANDSCAPE AREAS THAT WILL CONTINUE TO POSITIVELY

DRAIN AWAY FROM THE SITE. TYPICAL OF ALL DRAIN OUTLETS.

REFERENCE MATERIALS PLAN FOR RIP RAP BED SIZE.

SLOPE TO BE BETWEEN 2%

AND 1.5%. TYPICAL OF ALL

SUBDRAINAGE AND PIPES.

AFTER CREATING MOUND BETWEEN

THE BOULDER MOUND PLAY AREA

AND EXISTING PARKING LOT, BUILD

UP ANY ADDITIONAL EXCAVATED

SITE SOIL IN THIS LOCATION AS

SHOWN. DO NOT EXPORT OR

IMPORT SOIL FROM PROJECT SITE

AND ONLY USE WHAT IS AVAILABLE.

SURVEY INFORMATION IS NOT

AVAILABLE IN THIS LOCATION.

GRADE CONTOURS BACK TO

MOUND AS NEEDED ON SITE.

CREATE SMOOTH LANDFORMS

AT A MAXIMUM SLOPE OF 3:1.

3' WIDE X 4" DEEP SWALE

AROUND MOUND, TYP. BOTH

SIDES.

EXTEND DRAINAGE LINE TO

DAYLIGHT DOWN HILL FROM

PLAYSCAPE. DIRECT DRAIN

LINE TO DAYLIGHT WATER

AWAY FROM EXISTING

DEVELOPMENT AND INTO

NATURAL LANDSCAPE AREAS

THAT WILL CONTINUE TO

POSITIVELY DRAIN AWAY

FROM THE SITE. TYPICAL OF

ALL DRAIN OUTLETS.

REFERENCE MATERIALS PLAN

FOR RIP RAP BED SIZE.

225 PROPOSED CONTOURS

PROPOSED SPOT ELEVATIONS

EXISTING CONTOURS310

LIMIT OF WORK

LOW POINT

HIGH POINT

EXITING SPOT ELEVATIONS

FLUSH

GRADING & DRAINAGE LEGEND

LP

HP

PERCENT SLOPE OF FINISHED GRADE

GRADE BREAK

FLUSH

EQUIPMENT USE ZONE - MIN 6' WIDTH

OF IMPACT SURFACING

1. ALL EXCAVATED SOILS TO REMAIN ON SITE, IT IS THE

INTENDED THAT NO SOILS ARE IMPORTED OR EXPORTED

FROM THE SITE. TOPSOILS SHALL BE STRIPED AND

STOCKPILE FOR REUSE, SEE SOIL NOTES. ALL OTHER

SUBSOILS SHALL BE USED TO FORM THE MOUNDS AS

SHOWN ON THE PLANS.

2. CONTRACTOR TO VERIFY GRADING AND DRAINAGE ON

SITE. CONTRACTOR TO NOTIFY OWNER'S REP. OF ALL

DISCREPANCIES BETWEEN PLANS AND EXISTING

CONDITIONS BEFORE STARTING WORK.

3. CONTRACTOR IS RESPONSIBLE FOR UTILITY LOCATES

BEFORE DIGGING.

4. ALL SUBGRADING BELOW ENGINEERED WOOD FIBER TO

SLOPE 2% TOWARD SUBDRAINAGE.

5. IT IS THE CONTRACTORS RESPONSIBILITY TO LOCATE

AND PROTECT ALL DRAINS AND CATCH BASINS WITH

INLET PROTECTION. INCLUDING THOSE NOT IDENTIFIED

ON THE PLANS.

6. CONTRACTOR TO MEET SURROUNDING SIDEWALK

GRADES FLUSH, MAINTAIN SHOWN SLOPES, AND NOTIFY

OWNER OF ANY FIELD CHANGES TO GRADING.

7. CONTRACTOR SHALL COMPLY WITH THE MOST RECENT

ADA STANDARDS FOR ACCESSIBLE DESIGN.

8. ALL PATHWAYS SHALL MEET ADA STANDARDS.

- LESS THAN 5% SLOPE

- LESS THAN 2% CROSS SLOPE

- LESS THAN 2% SLOPE IN ALL DIRECTIONS ON

TURNING SPACES

- LESS THEN 1/4 " CHANGE IN ANY ELEVATION

BETWEEN ADJACENT SURFACES.

9. ALL GRADING IS BASED ON CONTOURS PROVIDED BY

THE DISTRICT.

10.MAINTAIN NATURAL TRANSITIONS WHEN CONNECTING

BERMS TO EXISTING GRADES.

GRADING & DRAINAGE NOTES

225.75

(225.75)

GB

FLUSH FLUSH

SWALE - MIN. 3% SLOPE

EXTENTS OF MOUND - MAX. 3:1 SLOPE

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

GRADING & DRAINAGE

PLAN

L3.0

LB/NS MM/KW

0 5 10 20

NOTES:

1. COLUMNAR BASALT EDGE

NOTES SEE DETAIL 3/L4.0

0" 2" 4" 8"

ENGINEERED WOOD FIBER (EWF) - BASE BID

SECTION4

ADJACENT SURFACE, SEE PLANS

MAXIMUM EXTENT OF USE ZONES

SLOPE UNCOMPACTED

SUBGRADE TO DRAIN

ENGINEERED WOOD FIBER (EWF) SURFACING, MEETING

ASTM 1292 + 1951, COMPACTED TO THE DEPTH SHOWN,

INSTALL PER MANUFACTUER'S REC. SEE SPECS

GEOTEXTILE FABRIC, LAY 4"

UP SLOPE, MIN 12"OVERLAP

AT SEAMS, AS SPECIFIED

4" PERFORATED DRAIN PIPE,

AS SPECIFIED

DRAIN ROCK, AS SPECIFIED

COLUMNAR BASALT EDGE, SEE DETAIL 3/L4.0

BASE ROCK, AS SPECIFIED

3" 3"

10"

3" -6

5"

2% MIN

CONCRETE PAVING AND JOINTS1 Section 0" 1" 2" 4"

D

EP

TH

V

AR

IE

S

PE

R P

LA

N

4"

NOTE:

1. SURFACE TO MEET OR EXCEED ADA GUIDELINES. SEE MATERIALS AND/OR GRADING PLAN.

2. REFERENCE SPECIFICATION.

ADJACENT SURFACE, SEE PLANS

1/4" RADIUS @ EDGE, TYP.

1/4" WIDE X 3/4" DEEP TOOLED SCORE JOINT

1/2" PREMOLDED EXPANSION JOINT (WITH

INTEGRAL TEAR-OFF PLASTIC STRIP) AND

FILL WITH MASTIC. TOOL MASTIC TO A

SMOOTH SURFACE. MASTIC COLOR TO

MATCH ADJACENT CONCRETE

1/4" RADIUS @ BOTH EDGES, TYP.

BASE ROCK AS SPECIFIED

COMPACTED SUBGRADE

FLUSH

FIBER REINFORCED, COLORED CONCRETE,

CONCRETE SURFACE TO HAVE HEAVY

BROOM FINISH FOR SLIP RESISTANCE

CONCRETE PAVING EDGE2 Section 0" 2" 4" 8"

PEA GRAVEL OR EWF, SEE MATERIALS PLAN

AND DETAILS 4,5 /L4.0

4"

1/4" RADIUS AT EDGE, TYP.

4" CONCRETE PAVING,

SEE DETAIL 1/L4.0

BASE ROCK AS SPECIFIED

COMPACTED SUBGRADE

4"

SCORE JOINT AS INDICATED ON PLAN

FLUSH

4" DEPTH CONCRETE PAVING - SEE MATERIALS PLAN

EXISTING CRUSH ROCK PAVING,

SEE MATERIALS PLAN

1/4" RADIUS AT EDGE, TYP.

6" DEPTH CONCRETE PAVING,

INSTALL SIMILAR TO CONCRETE

PAVING DETAIL 1/L4.0

BASE ROCK AS SPECIFIED

COMPACTED SUBGRADE

SCORE JOINT AS INDICATED ON PLAN

FLUSH

6" DEPTH CONCRETE PAVING - SEE MATERIALS PLAN

6" 6"

#4 REBAR, @ 2/3" DEPTH WITH 2" CLEAR

SIDES, AS SPECIFIED, INSTALL SIMILAR

TO CONCRETE PAVING DETAIL 1/L4.0

NOTES:

1. ALL PEA GRAVEL TO BE CLEAN,

WASHED AND FREE OF SILICA, LOAM,

CLAY, ORGANIC MATTER, DEBRIS,

AND OTHER FOREIGN SUBSTANCES.

SEE SPECS.

2. COLUMNAR BASALT EDGE NOTES,

SEE DETAIL 3/L4.0

PEA GRAVEL - HORIZONTAL BASALT EDGE

5 Section 0" 2" 4" 8"

SLOPE UNCOMPACTED

SUBGRADE TO DRAIN

GEOTEXTILE FABRIC,

LAY 4" UP SLOPE, MIN.

12" OVERLAP AT

SEAMS, AS SPECIFIED

DRAIN ROCK, AS

SPECIFIED

4" PERFORATED DRAIN

PIPE, AS SPECIFIED

3" 3"

10" 5"

2% MIN

1/4" - 1/2" DIA. ROUND

PEA GRAVEL, WASHED

AND CLEAR OF FINES,

SEE SPECS

3"

MAXIMUM EXTENT OF

USE ZONES

ADJACENT SURFACE, SEE PLANS

COLUMNAR BASALT EDGE,

SEE DETAIL 3/L4.0

BASE ROCK,

AS SPECIFIED

BASE BID

12:1 M

AX. SLO

PE

NOTE:

1. PLAY SURFACING SHOULD

COMPLETELY COVER RAMP

CONCRETE RAMP

THICKENED EDGE

12:1 MAX. SLOPE EWF, SEE DETAIL 4/L4.0

COMPACTED SUBGRADE

ADJACENT CONCRETE

SURFACE, SEE DETAIL 1,2/L4.0

1" ROLLED RADIUS

EDGE, TYP.

THICKENED EDGE

PLAN

EXPANSION JOINT,

SEE 1/L4.0

SECTION - A

0" 6" 12" 24"

ADA ACCESS RAMP

PLAN AND SECTION8

1' 1'

8"

6'

5'

FLUSH

5' RAMP

A

8"

DOWEL, 16" O.C.,

SEE SECTION A

DOWEL JOINT

POUR-IN-PLACE,

#4 @ 16" O.C., MIN 4" EMBED

EACH SIDE, TYP. CENTERED

IN SLAB AS SHOWN

5" 4"

ADJACENT

CONCRETE

SURFACE, SEE

DETAIL 1,2/L4.0

COLUMNAR

BASALT EDGE, SEE

DETAIL 3,4/L4.0 4"

CONCRETE RAMP

BASE ROCK

PEA GRAVEL - VERTICAL BASALT EDGE6 Section 0" 2" 4" 8"

SLOPE UNCOMPACTED

SUBGRADE TO DRAIN

GEOTEXTILE FABRIC,

LAY 4" UP SLOPE, MIN.

12" OVERLAP AT

SEAMS, AS SPECIFIED

DRAIN ROCK,

AS SPECIFIED

4" PERFORATED DRAIN

PIPE, AS SPECIFIED

3" 3"

10" 5"

2% MIN

PEA GRAVEL,

SEE DETAIL 5/L4.0

6"

ADJACENT

SOIL SURFACE,

SEE PLANS

8"-16" DIA. X 3-4' L COLUMNAR BASALT,

SITS VERTICALLY, SEE DETAIL 3/L4.0

FOR BOULDER NOTES

BASE ROCK, AS SPECIFIED

H

EI

G H

T

VA

R

IE

S, " M

IN

6" M

AX

2" M

IN

H

EI

G H

T

VA

R

IE

S, R

EF

ER

EN

C

E G

R

AD

IN

G

P

LA

N

NOTES:

1. SEE DETAIL 3/L4.1

FOR BOULDER

NOTES

2. BOULDER SHOULD

BE TOUCHING AND

LIMIT GAPS ALONG

THE EDGES

0" 2" 4" 8"

CRUSHED ROCK PAVING

SECTION7

6" x 6" x 10' PT LUMBER EDGER, STAKE IN PLACE AT MIN 3 PER

PIECE WITH #4 REBAR. SEE

MATERIALS PLAN FOR

LOCATION OF EDGING.

ADJACENT SOIL SURFACE,

SEE MATERIALS PLAN.

SUBGRADE

3" 3"

CRUSHED ROCK SURFACE

BASE ROCK

COMPACTED SUBGRADE

GEOTEXTILE FABRIC

FLUSH

2"

3" 3"

WITH 6X6 LUMBER EDGER

WITHOUT EDGER

FLUSH

SLOPE TO DRAIN

SLOPE TO DRAIN

NOTES:

1. ANY ROOTS OVER 2" MUST BE DISCUSSED WITH OWNER'S REP PRIOR TO REMOVAL.

2. SEE CRUSHED ROCK NOTES L4.3.

FINISH GRADE

OF ADJACENT

SURFACES

COLUMNAR BASALT EDGE - BASE BID3 Section 0" 4" 8" 16"

NOTES:

1. BOULDERS MUST REST IN A STABLE POSITION FULLY

SUPPORTING ITS OWN WEIGHT. SUBGRADE AND

SURROUNDING SOIL MUST BE STABLE AND CAPABLE

OF SUPPORTING BOULDERS WITHOUT SETTLING.

2. BOULDER EDGES SHALL BE SMOOTH AND ROUNDED.

ALL SHARP POINTS AND EDGES SHALL BE REMOVED.

3. SEE BOULDER SPECIFICATION.

COLUMNAR BASALT, SIZE

VARIES, 8"-13" DIA. x 3'-4'

LONG, SITS

HORIZONTALLY, SEE

DETAIL 4,5/L4.0.

BU

R

Y 6"

M

IN

HEIGHT VARIES,

2" MIN. - 4" MAX.

EXPOSED ABOVE

FINISH GRADE

3" -6

3' - 4' LONG,

LENGTH VARIES

ORIENT AND PLACE BOULDERS

WITH MATCHING FACE ANGLES

AT BOTH ENDS, BOULDERS

SHOULD BE TOUCHING AND

LIMIT GAPS ALONG THE OUTER

EDGE TO A MAX. OF 3"

LEVELED BASE ROCK,

AS SPECIFIED

COMPACTED

SUBGRADE

2" MAX.

DIFFERENCE

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

DETAILS

L4.0

LB/NS MM/KW

EMBANKMENT SLIDE AT BOULDER MOUND5 Section 0" 6" 12" 24"

+1.0

+1.6

+3.3

+4.8

+5.8 +6.0

FINISH GRADE

+4.5

+3.5

+2.0

COMPACTED BASE ROCK

COMPACTED EXISTING SUBGRADE

CONCRETE FOOTINGS AT SLIDE (BEHIND),

INSTALL PER MANUFACTURER'S

RECOMMENDATIONS.

TOP BOULDER TO BE LEVEL WITH

TRANSFER DECK PLATFORM

1" GAP

MAX.

EMBANKMENT SLIDE, SEE SPECIFICATIONS. INSTALL

PER MANUFACTURER'S RECOMMENDATIONS.

7" M

IN

" M

AX

FIRST TWO ROWS OF BOULDERS TO BE MIN. 3' - 5'

OVERALL LENGTH, THE REST OF THE BOULDERS

MAKING UP THE BOULDER SCRAMBLE CAN BE

SHORTER IN DEPTH. ALL BOULDERS TO BE

BURIED A MIN. OF 1/3 OF OVERALL MASS

EWF SURFACING, SEE DETAIL 4/L4.0

12" MAX.

COLUMNAR BASALT ALONG

BOTH SIDES OF SLIDE AS

INDICATED ON DETAIL 4/L4.1

TRANSFER DECK PLATFORM

2' M

AX

NOTES:

1. MIN 12" BASE ROCK LAYER. BASE

ROCK SHALL BE FREE OF ROOTS,

ORGANIC MATERIAL AND ANY

OTHER UNSUITABLE MATERIALS

2. BOULDERS FOR 24" EITHER SIDE OF

THE SLIDE WALL TO BE FLUSH WITH

SIDE RAIL TO 12" BELOW THE SLIDE

CHUTE SURFACE

3. 12" MAX. FROM BOTTOM OF SLIDE

CHUTE TO SURROUNDING SURFACE

4. SLIDE EXIT REGION PER

MANUFACTURER: BOULDERS SHALL

NOT ENCROACH INTO EXIT REGION

EXIT REGION

(CONFIRM WITH

MANUFACTURER)

FROM BOTTOM OF SLIDE CHUTE

TO SURROUNDING SURFACE

MORTAR ALL JOINTS BETWEEN BOULDERS,

MORTAR COLOR TO MATCH BOULDER COLOR,

SEE NOTES DETAIL 2/L4.1

1/

BU

R

IE

D

1' M

IN

TY

P.

NOTES:

1. THE MAJORITY OF THE BOULDER MOUND IS TO BE FORMED WITH ROUND BOULDERS. COLUMNAR BASALT

TO BE USED ALONG SIDES OF THE SLIDE. ADDITIONAL COLUMNAR BASALT TO BE USED THROUGHOUT

THE BOULDER SCRAMBLE AS AVAILABLE AND EVENLY SCATTERED THROUGHOUT.

2. CONTRACTOR TO ARRANGE BOULDERS TO MINIMIZE GAPS LARGER THAN 6" IN DIA. IF NEEDED, INFILL GAPS LARGER THAN 6" WITH SMALL BOULDER PIECES (6" MIN) FROM THE SAME QUARRY. STONE TO BE MORTARED SECURELY IN PLACE AND SHALL NOT EXTEND ABOVE THE TOP OF THE LOWEST ADJACENT

STONE.

3. ALL BOULDERS MUST REST IN A STABLE POSITION FULLY SUPPORTING ITS OWN WEIGHT. SUBGRADE AND SURROUNDING SOIL MUST BE STABLE AND CAPABLE OF SUPPORTING BOULDERS WITHOUT SETTLING.

4. BOULDER EDGES SHALL BE SMOOTH AND ROUNDED. ALL SHARP POINTS AND EDGES SHALL BE REMOVED.

5. SEE BOULDER SPECIFICATIONS.

0" 8" 16" 32"

BOULDER SCRAMBLE

PLAN2

MORTAR ALL JOINTS BETWEEN

BOULDERS, INSTALL MORTAR TO

SHED WATER AND PREVENT

PONDING, ENSURING POSITIVE

DRAINAGE AWAY FROM BOULDER

MOUND, MORTAR AS SPECIFIED

COLUMNAR BASALT, MIXED SIZES

16" DIA. MIN., 36" DIA. MAX., WITH

ROUND TO FLAT TOP FACING UP

BOULDERS, MIXED

SIZES 18" DIA. MIN.,

48" DIA. MAX.

T

+6.0

+1.5

+1.0

+1.0

+3.3

+1.6

+4.8 +5.0 +5.8

+2.0

+6.0

+1.0

+3.3 +4.8

+5.8 +4.0

+5.5

+4.5

+5.0 +5.5

+5.5

+4.0

+2.0

+3.5

+1.5

+1.5

+2.0

+4.0

+6.0

+5.0

+2.0

+4.5 +3.5

6' M

IN

. TYP.

SLIDE

BOULDER,

SEE DETAIL

5/L4.1

GAMETIME HILL

SLIDE DOUBLE ZIP

SLIDE 6'-0" HT.,

EMBANKMENT SLIDE,

SEE DETAIL 5/L4.1,

OWNER PROVIDED,

INSTALL PER

MANUFACTURER'S

RECOMMENDATIONS

USE ZONE

BOULDER

SCRAMBLE,

SEE DETAIL

2,5/L4.1

BOULDER DEN,

SEE DETAIL 3/L4.1

BOULDER MOUND4 Section 0 12"24" 48"

L4.1

L4.1

L4.1

DUNCAN AND GROVE CUSTOM LOG

BRIDGE, 30" HEIGHT FROM EWF TO TOP

OF LOG, OWNER PROVIDED, INSTALL PER

MANUFACTURER'S RECOMMENDATIONS,

SEE DETAIL 1/L4.2

2'-6" MIN.

6' M

IN

. T

YP

22'-11"

'-1

BOULDERS ALONG

BOTH SIDES OF

SLIDE SHALL BE

COLUMNAR BASALT

0" 8" 16" 32"

BOULDER DEN AT BOULDER SCRAMBLE

SECTION3

2' -6

2'-6"

BOULDER SCRAMBLE, SEE 2/L4.1

COMPACTED BASE ROCK

" SIDEWALL BOULDER (BEHIND)

NOTES:

1. BOULDER FOR THE BOULDER DEN, INCLUDING SIDES, BACK, AND TOP ARE TO BE PURCHASED BOULDERS, NOT COLUMNAR BASALT. BOULDERS IDENTIFIED IN THE DETAIL SHALL BE ONE PIECE MATCHING THE

DIMENSIONS AS CLOSELY AS POSSIBLE.

2. BOULDERS MUST REST IN A STABLE POSITION FULLY SUPPORTING ITS OWN WEIGHT. SUBGRADE AND SURROUNDING SOIL MUST BE STABLE AND CAPABLE OF SUPPORTING BOULDERS WITHOUT SETTLING.

3. BOULDER EDGES SHALL BE SMOOTH AND ROUNDED. ALL SHARP POINTS AND EDGES SHALL BE REMOVED.

4. SEE BOULDER SPECIFICATIONS.

BACK WALL BOULDER

ROOF BOULDER, FRONTIER FLAGSTONE TREAD OR APPROVED EQUAL, 5-7" THICK,

44" MIN. DEPTH, 6' LONG MIN., MUST SIT IN A FULLY STABLE POSITION, RESTING

ON TOP OF STEEL PLATE, MORTAR IN PLACE

EWF SURFACING, SEE 4/L4.0

1" THICK STEEL PLATE TO SPAN THE

TOP OF THE DEN. PLATE MUST SIT IN

A FULLY STABLE POSITION, RESTING

ON THE TOP OF THE SIDE AND BACK

BOULDERS. ATTACH TO TOP OF

BOULDER WITH SPECIFIED EPOXY.

RECESS PLATE AT FRONT OF DEN.

COMPACTED SUBGRADE6"

BU

R

Y M

IN

1/

O F

BO

U

LD

ER

M

AS

S

IN

SU

BG

R

AD

ENO

PARKING

5'-0"

1' -0

1'-6"

ADA PARKING1 Section 0 12"24" 48"

ADA ACCESSIBLE PARKING SIGN, INSTALL PER ADA REQUIREMENTS

NOTES:

1. ADA PARKING SYMBOL TO BE BLUE,

RETROREFLECTIVE BACKGROUND WITH

WHITE RETROREFLECTIVE SYMBOL.

2. "NO PARKING" PAVEMENT MARKING TO BE

YELLOW, RETROREFLECTIVE MARKINGS.

3. ALL STRIPING TO BE 4" WIDE, WHITE,

RETROREFLECTIVE MARKINGS.

3'

3' -5

"NO PARKING" PAVEMENT MARKING

2' O.C.

6"x6' CONCRETE WHEEL STOP BLOCK, ANCHOR ON CONCRETE

WITH #6 REBAR, 3/4" DIA. X 12" LONG ANCHOR PINS, AS SPECIFIED

6" DEPTH CONCRETE PAVING, SEE DETAIL 2/L4.0

2'

'-4

NO

PARKING

1'

16' 6' O.C.9' O.C.

4" DEPTH CONCRETE PAVING, SEE DETAIL 2/L4.0

FLUSH CONCRETE CURB - ALTERNATIVE 16 Section 0" 2" 4" 8"

6"

6"

ADJACENT SURFACE, SEE PLANS

CONCRETE CURB WITH 1/4"

RADIUS AT EDGE, TYP

(2)#4 BAR HORIZ. CONTINUOUS

CENTERED W. #3 TIES @ 12" O.C.

3" CLR BOTTOM 2" CLR TOP AND

SIDES

BASE ROCK AS SPECIFIED

SUBGRADE

FLUSHFLUSH

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

DETAILS

L4.1

LUMBER NOTES:

1. CEDAR CAP AND CEDAR BOARDS

TO BE TIGHT KNOT CEDAR.

2. TREATED ALL LUMBER

WITH TIMBER PRO

INTERNAL WOOD

STABILIZER, PREP

AND TREAT CAP

AND BOARDS PER

LUMBER

SPECIFICATIONS.

4"

1'

2' -3

TRANSFER BOULDER AT DIGGING AREA6 Section 0" 6" 12" 24" 2'

-6

1x6 CEDAR CAP, CUT TO SIZE, ANGLE TO

MATCH POST, ROUND SHARP EDGE ON TOP

TRANSFER HANDLE AS LOCATED

ON PLANS, AS SPECIFIED

CONCRETE

PAVING, SEE

DETAIL 1/L4.0

6"

8" M

AX

8" M

AX

COLUMNAR BASALT TRANSFER

BOULDERS AS LOCATED ON PLANS,

MINIMUM 14" X 24" FLAT TOP. 11" - 18" HT.

ABOVE ADJACENT FINISHED SURFACE

BOULDER NOTES:

1. BOULDERS MUST REST IN A STABLE POSITION FULLY SUPPORTING ITS OWN WEIGHT.

2. BOULDER EDGES SHALL BE SMOOTH AND ROUNDED. ALL SHARP POINTS AND EDGES SHALL BE REMOVED.

3. SEE BOULDER SPECIFICATIONS.

4x4 PT CEDAR POST, EMBEDDED IN

FOOTING, CUT TOP AT 45 DEGREES

PEA GRAVEL, SEE DETAIL 5/L4.0

COMPACTED SUBGRADE

CONCRETE FOOTING

BASE ROCK

1"

1x6 CEDAR BOARD, CUT TO SIZE ATTACH TO POST

WITH EXTERIOR WOOD SCREWS ON ALL SIDES

6"

0" 4" 8" 16"

STONE FORT

SECTION/PLAN2

FLATTENED ELEVATION

3' 6"

ABOUT 7'-9"

2X6 WOOD FRAME, ATTACH WITH EXTERIOR WOOD SCREWS. MORTAR BETWEEN WOOD FRAME AND BOULDERS

MORTAR ALL JOINTS BETWEEN STONES.

STONES SHALL BE SECURELY MORTARED

TOGETHER AND SHALL RESIST

MOVEMENT AND REMOVAL BY HAND.

BINOCULARS, WELD (2) 5" LONG 2 1/2" DIA. PIPE PIECES ON TO 1" DIA.

METAL POST, POWDER COAT BLACK. EMBED MIN. 1' SECURELY INTO

MORTAR BETWEEN STONES OR CORE DRILL THROUGH STONE. AIM

VIEW TO THE OTHER STONE FORT AND BIRD NEST.

STONES (BEYOND, EXTEND WALL ON DOUBLE SIDED FORT FEATURE)

NOTES:

1. BOULDERS MUST REST IN A

STABLE POSITION FULLY

SUPPORTING ITS OWN

WEIGHT. SUBGRADE AND

SURROUNDING SOIL MUST

BE STABLE AND CAPABLE

OF SUPPORTING STONES

WITHOUT SETTLING.

2. BOULDER EDGES SHALL BE

SMOOTH AND ROUNDED.

ALL SHARP POINTS AND

EDGES SHALL BE REMOVED.

3. ALL WOOD TO BE TIGHT

KNOT CEDAR.

4. TREAT ALL EXPOSED WOOD

WITH TIMBER TECH

INTERNAL WOOD

STABILIZER, PER SPEC.

1' -1

/2

2X14 WOOD BENCH (BEHIND) ON 4X4 POSTS, ATTACH TO POST WITH EXTERIOR WOOD SCREWS, CUT EDGE OF WOOD BENCH CLOSELY TO MATCH STONE EDGE. POSTS TO BE SURFACE MOUNT TO CONCRETE W/ SIMPSON STRONG TIE FPBB44 E-Z BASE

BIRD STATUE (BEYOND), AS SPECIFIED, MORTAR BETWEEN BOULDERS

PLAN

4"

BU

R

Y 1/

M

IN

BINOCULARS

OWL NESTING BOX

CONCRETE PAVING, SEE DETAIL 1/L4.0

1' MIN.

PEA GRAVEL,

SEE DETAIL

5/L4.0

OWL NESTING BOX AS SPECIFIED, MOUNTED ON TOP OF FLANGE

BIRD STATUE1'-2"

R2'-6" 4x4 POSTS

CONCRETE

PAVING, POUR

CONCRETE

AGAINST

STONES, SEE

DETAIL 1/L4.0

3'-1"

POINT OF

CURVATURE

BOTTOM BOULDERS ROW TO BE

12" WIDE x 24" LENGTH x 18" DEPTH (+/- 1")

MIDDLE BOULDERS TO BE A MIXTURE OF

10-12" WIDE x 12-24" LENGTH x 8-12" DEPTH (+/- 1")

TOP BOULDERS TO BE A MIXTURE OF

8-10" WIDE x 10-18" LENGTH x 8-10" DEPTH (+/- 1")

1'

9" M

IN

1'

6"

1'

6" BASE ROCK BELOW STONE FORT BOULDERS

SUBGRADE

5'-4"

6"

POINT OF

CURVATURE

2in x 2in x 75in BLACK GALVANIZED STEEL FENCE POST WITH BASE PLATE AS SPECIFIED, EMBED 2' MIN. BELOW CONCRETE SURFACE, BASE PLATE SIDE FACES UP FOR MOUNTING OWL NESTING BOX. POST TO BE SET WITHIN THE WALL AND SURROUNDED BY BOULDERS / MORTAR.

COMPACTED SUBGRADE

BELOW FORT

CONCRETE

FINISH GRADE

(INTERIOR OF FORT)

2' -9

WINDOW

4' -1

" M

IN

NOTES:

1. SEE MATERIALS AND LAYOUT PLANS FOR LOG PLACEMENT

2. FINAL PLACEMENT OF ALL LOGS MUST BE APPROVED IN THE FIELD BY THE OWNER'S REP

3. LOG MUST REST IN A STABLE POSITION FULLY SUPPORTING ITS OWN WEIGHT.

SUBGRADE AND SURROUNDING SOIL MUST BE STABLE AND CAPABLE OF SUPPORTING

LOG WITHOUT SETTLING OR MOVEMENT

4. LOGS MUST BE FREE OF SPLINTERS, WARPING OR CHECKING OVER 1/2"

5. REMOVE ALL BRANCHES, AND BARK. LEAVE KNOTS AS SHOWN ON DETAIL

6. ALL LOGS TO BE CEDAR AND TREATED WITH TIMBER PRO INTERNAL WOOD STABILIZER

PREP AND TREAT LOGS PER SPECIFICATIONS

7. SEE LOG SPECIFICATIONS

8. MAXIMUM 18" SPACE BETWEEN CLIMBING LOGS

9. TO MEET FROST DEPTH REQUIREMENTS, LOG STEPPERS MUST BE EMBEDDED 3' MIN

INTO SUBGRADE

6"

COMPACTED

BASE ROCK

CUT TOP OF LOGS AT A 45° ANGLE,

2" CHAMFER ALL LOGS

SUB GRADE

M

IN

E M

BE

D

:1

C

AN

T.

H

EI

G

H T

AL

L

LO

G

S.

M

AX

E

M

BE

D

6"

3' M

IN

' M

AX

1.5" DEPTH X 3" WIDE NOTCH CUT INTO

LOG TO BE LOCATED BY LANDSCAPE

ARCHITECT IN FIELD. 36" HEIGHT MAX.

LEAVE 1-2 LOG NUBS FOR EACH LOG.

LOG NUBS TO EXTEND 1" MIN. - 3"

MAX. BEYOND LOG SURFACE. FACE

OF LOG NUBS MUST BE 3" MIN.

HEIGHT OF LOG NUBS TO BE 6" MAX.

ABOVE FINISH GRADE. LANDSCAPE

ARCHITECT TO REVIEW IN FIELD.

4" TY

P.

PEA GRAVEL SURFACE,

SEE DETAIL 6/L4.0

CLIMBING LOG CLIMBING LOG

WITH LOG STEP

VA

R

IE

S

6" TYP. 6" TYP.

LOG STEPPERS, SEE MATERIALS

PLAN FOR LOCATION

0" 6" 12" 24"

CLIMBING LOGS

SECTION3

14"-20" DIA.

14"-20" DIA.

45°

1' -6

FINISH GRADE

10" - 14" DIA.

3" M

IN

NOTES:

1. SEE MATERIALS AND LAYOUT PLANS FOR LOG PLACEMENT

2. FINAL PLACEMENT OF CEDAR POSTS MUST BE APPROVED IN THE FIELD BY

THE OWNER'S REP

3. LIVE EDGE WOODEN SLABS AND ATTACHMENT TO CEDAR POSTS TO BE

FABRICATED BY OTHERS, CONTRACTOR TO INSTALL.

4. LIVE EDGE WOODEN SLABS MUST BE FREE OF SPLINTERS, WARPING OR

CHECKING OVER 1/2"

5. POSTS TO BE TIGHT KNOT CEDAR AND TREATED WITH TIMBER PRO INTERNAL

WOOD STABILIZER, PREP AND TREAT LUMBER PER SPECIFICATIONS

0" 6" 12" 24"

TREE HEIGHT - POSTS

SECTION4

1/2" MIN. FROM NARROWEST

8'

BOARDS SIT

1" ABOVE

FINISH GRADE

2'-6"

18"

MIN.

3'

1'-6" DIA.

6" 1'

CONCRETE FOOTING WITH (4)

#5 VERTS & #4 HOOPS AT 12"

O.C., (2) HOOPS TO BE PLACED

IN TOP 5", 3" CLEAR ALL SIDES

COMPACTED BASE ROCK

SUBGRADE

CRUSHED ROCK PAVING WITHOUT

EDGER, SEE DETAIL 7/L4.0

6x6 TIGHT KNOT CEDAR POST BY

OTHERS, CUT TOP OF LOG AT A

45° ANGLE TOWARDS THE BACK

OF POST, EMBED POST IN

CONCRETE FOOTING

1/2" X 6" EXTERIOR BLACK

GALVANIZED HEX HEAD LAG BOLT

WITH RECESSED NUT BY OTHERS,

16" O.C. BOLT ALONG MIDDLE OF

SLAB, CAP HOLE WITH WOOD

PLUG, WOOD PLUG TO MATCH

SLAB COLOR

LIVE EDGE WOODEN SLAB BY

OTHERS, 2" THICK X 12" WIDE

x 8' LONG, SEE DETAIL 5/L4.2

INSTALL FOOTING ADJACENT TO

CONCRETE PATHWAY, FOOTING

TO SLOPE AWAY FROM POST,

TOP OF FOOTING EDGE SHOULD

BE LEVELED WITH THE TOP OF

CONCRETE AND GRAVEL

2'-6"

O R

EG

O

N W

H

IT

E O

AK

TREE HEIGHT - MEASURING BOARDS (BY OTHERS)5 Section 0" 6" 12" 24"

8' T

YP

OREGON WHITE

OAK BOARD

PONDEROSA PINE

BOARD

DOUGLAS FIR

BOARD

PO

N

D

ER

O

SA

P

IN

E

D O

U G

LA

S

FI

R

1 YR

1/2" MIN. FROM NARROWEST

WIDTH OF BOARD

1' -3

1/ 2"

T

YP

5 YRS

10 YRS

15 YRS

1' 1'

2' 1"

NOTES:

1. ALL LETTERING FONT TO

BE ARIAL

2. EACH AGE LETTERING

AND MARKER SHALL BE

BOLDED TO HAVE A

THICKNESS OF 1/4" AND

GROOVED INTO FACE OF

SLAB TO DEPTH OF 1/4"

3. EACH TREE SPECIES

LETTERING SHALL BE

BOLDED TO HAVE A

THICKNESS OF 1/2" AND

GROOVED INTO FACE OF

SLAB TO DEPTH OF 1/4".

4. ALL GROOVES TO BE

PAINTED BLACK

5. SLABS MUST BE FREE OF

SPLINTERS, WARPING OR

CHECKING OVER 1/2"

6. SELECT SLAB SPECIES

AS INDICATED AND

TREATED WITH TIMBER

PRO INTERNAL WOOD

STABILIZER PER SPEC

1 YR

5 YRS

1' 2'

8 YRS

1 YR

5 YRS

1' -6

1" 7 YRS

2' 1'

-6

3 YRS

6 YRS

2'

9"

3" 1"

3 YRS

1'

6 YRS

1' -6

7 YRS

1' -6

7 YRS

1'

12 YRS

2' SPECIES

LETTERING

3.5" HEIGHT,

TYP.

4" LONG

MARKERS

4" TYP.

AGE

LETTERING,

1" HEIGHT,

TYP.

4' -3

" 3' -7

2' -9

LEFT EDGE

OF BOARD

TO BE

IRREGULAR,

TYP.

10" MIN. - 12" MAX.

0" 8" 16" 32"

STEPPING BOULDERS IN EWF

SECTION

NOTES:

1. CONTRACTOR TO INSTALL BRIDGE AND FOOTING PER MANUFACTURER'S RECOMMENDATIONS. PLACE OR

INSTALLATION OF THE FIRST STEPPING BOULDER MAY NEED TO BE MODIFIED TO MEET THE 16" MAX.

SPACE BETWEEN STEPPING SURFACES. CONSULT WITH LANDSCAPE ARCHITECT IF CONFLICT ARISES AND

MODIFICATION IS REQUIRED.

2. FINAL PLACEMENT WILL BE APPROVED IN FIELD BY OWNERS REPRESENTATIVE.

3. BOULDERS MUST REST IN A STABLE POSITION FULLY SUPPORTING ITS OWN WEIGHT. SUBGRADE AND

SURROUNDING SOIL MUST BE STABLE AND CAPABLE OF SUPPORTING BOULDERS WITHOUT SETTLING.

4. BOULDER EDGES SHALL BE SMOOTH AND ROUNDED. ALL SHARP POINTS AND EDGES SHALL BE REMOVED.

5. SEE BOULDER SPECIFICATIONS.

SUBGRADE

16" MAX

H

EI

G H

T

VA

R

IE

S

" M

AX

COMPACTED BASE ROCK,

AS SPECIFIED

6"

16"MAX.

2'

-6

1/

O F

BL

D

R H

T.

LOG BRIDGE AND

FOOTING, AS

SPECIFIED,

INSTALL PER

MANUFACTURER'S

RECOMMENDATIONS

WIDTH VARIES 18" - 36",

UNLESS OTHERWISE

CALLED OUT ON THE PLAN

ENGINEERED WOOD FIBER

SEE DETAIL 4/L4.0

STEPPING BOULDER

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

DETAILS

L4.2

BIRDS NEST1 Plan & Section 0" 6" 12" 24"

NOTES:

1. CONCRETE STRENGTH

TO BE MIN 3,000 PSI.

ADJACENT SURFACING BY OTHERS,

SEE MATERIALS PLAN

BIRD'S NEST AS SPECIFIED,

INSTALL PER MANUFACTURER'S RECOMMENDATIONS

CONCRETE FOUNDATION, 4'-6"DIA X 18" DEPTH

REINFORCE W/ #4 REBAR, 12" O.C., E.W., TOP AND

BOTTOM, 3" CLEAR BOTTOM AND SIDES

4' -6

" D

IA

8" C

LR

CONCRETE FOUNDATION

BIRD'S NEST AS SPECIFIED,

INSTALL PER MANUFACTURER'S

RECOMMENDATIONS

4'-6"

6" 1'

-6

(6) 5/8"Ø ANCHOR RODS, EPOXY INTO FOOTING

W/ HILTI HIT-HY 200 ADHESIVE, EMBED 5" MIN

BASE ROCK

SECTION APLAN

1'

2'-6"

NOTE:

1. CONCRETE STRENGTH

TO BE MIN 3,000 PSI.

6"

8"

PICNIC TABLE AS SPECIFIED,

INSTALL PER

MANUFACTURER'S

RECOMMENDATIONS

5/8"Ø ANCHOR RODS, EPOXY

INTO FOOTING W/ HILTI HIT-HY

200 ADHESIVE, EMBED 5" MIN

PICNIC TABLE FOOTING2 Section 0" 3" 6" 12"

CONCRETE FOUNDATION,

2'-6"L X 2'-6"W X 1'D

REINFORCE W/(3) #4 E.W.

TOP AND BOTTOM, 3" CLEAR

BOTTOM AND SIDES

COMPACTED BASE ROCK

SUBGRADE

SOIL NOTES

A. PREPARATION:

1. THE WORK COVERED IN THIS SECTION CONSISTS OF FURNISHING

ALL LABOR, MATERIALS AND EQUIPMENT FOR TESTING,

PREPARATION, AND PLACEMENT OF SOILS AS INDICATED BY THE

DRAWINGS.

2. REMOVE PLANTING AND SOD NOT IDENTIFIED FOR PROTECTION.

REMOVE ALL WEEDS AND INVASIVE PLANTS, INCLUDING ALL SEED

HEADS, BY HAND OR MECHANICAL MEANS. IF THERE ARE EXTENSIVE

WEEDS, CONTRACTOR MAY SUBMIT ALTERNATIVE MEANS OF WEED

REMOVAL. PLAN MUST BE APPROVED BY OWNER AND LANDSCAPE

ARCHITECT PRIOR TO WORK.

3. FOR ALL PLANTING REMOVAL AND SOIL EXCAVATION IN AREAS

WITHIN TREE DRIP LINES, REMOVE PLANTING BY HAND AND HAND

DIG ONLY. ANY ROOTS UNDER 1" CAN BE CUT WITH A SAW. ANY

ROOTS OVER 2" MUST BE DISCUSSED WITH OWNER'S REP PRIOR TO

REMOVAL.

4. STRIP SITE TOPSOIL FROM AREA WITHIN LIMITS IDENTIFIED ON THE

PLANS. DO NOT REMOVE SUBSOIL WITH TOPSOIL. EXISTING SITE

TOPSOIL SHALL BE STOCKPILED AND PROTECTED FROM EROSION.

STOCKPILED TOPSOIL TO BE USED FOR PLANTING AND LAWN AREAS.

5. PERMEABLE PLAYGROUND SURFACES AND PREPARED SUBGRADES

SHALL BE STRICTLY PROTECTED FROM SOIL RUN OFF AT ALL TIMES.

THE CONTRACTOR SHALL TAKE ALL REASONABLE PRECAUTIONS TO

PREVENT RUNOFF OF SOILS AND FERTILIZERS FROM LEAVING SITE

OR ENTERING STORM SYSTEMS, OR ANY WATERWAY THROUGH THE

USE OF EROSION CONTROL FENCING, STRAW BALES, COIR WADDLES

OR OTHER APPROVED METHODS. EROSION CONTROL MEASURES

SHALL BE USED AT ALL TIMES AND STOCKPILE COVERED WHEN NOT

IN USE.

6. THE FOLLOWING SHALL BE SUBMITTED TO THE LANDSCAPE

ARCHITECT FOR APPROVAL PRIOR TO SOIL PREPARATION:

a. CERTIFIED ANALYSIS OF COMPOST MIXTURE BY A QUALIFIED

TESTING LABORATORY STATING PH RANGE, MOISTURE CONTENT,

PARTICLE SIZE AND DISTRIBUTION (SIEVE ANALYSIS), SOLUBLE

SALT CONTENT, AND PERCENTAGE OF INERT MATERIALS.

B. SITE CONDITIONS:

1. THE CONTRACTOR SHALL PREPARE PLANTING SOIL ONLY WHEN

WEATHER AND SOIL CONDITIONS ALLOW. DO NOT ATTEMPT

PLANTING SOIL PREPARATION WORK WHEN WEATHER OR SOIL

CONDITIONS WOULD CONTRIBUTE TO POOR OR IMPROPER MIXING,

VOIDS, OR OTHER ADVERSE CONDITIONS SUCH AS FROZEN, MUDDY,

OR EXCESSIVELY WET SITE CONDITIONS.

2. THE CONTRACTOR SHALL EXAMINE THE ENTIRE SITE FOR

CONDITIONS THAT WILL ADVERSELY AFFECT EXECUTION;

PERMANENCE AND QUALITY OF WORK; AND SURVIVAL OF PLANT

MATERIALS. PROCEED WITH INSTALLATION ONLY AFTER

UNSATISFACTORY CONDITIONS HAVE BEEN CORRECTED.

3. THE CONTRACTOR SHALL TAKE ALL REASONABLE PRECAUTIONS TO

PREVENT RUNOFF OF SOILS FROM LEAVING SITE OR ENTERING

STORM SYSTEMS, OR ANY WATERWAY THROUGH THE USE OF

EROSION CONTROL FENCING, STRAW BALES, COIR WADDLES OR

OTHER APPROVED METHODS.

C. MATERIALS:

1. SITE TOPSOIL:

a. EXISTING NATIVE SURFACE SOILS FOUND ON SITE FORMED

UNDER NATURAL CONDITIONS WITH THE DUFF LAYER RETAINED

DURING THE EXCAVATION PROCESS

b. SOILS SHALL BE CLEAN OF ROOTS, PLANTS, SOD, STONES 1" OR

LARGER, CLAY LUMPS, AND OTHER EXTRANEOUS MATERIALS

HARMFUL TO PLANT GROWTH. SITE TOPSOILS NOT SUITABLE FOR

PLANT GROWTH SHALL BE DISPOSED OF OFF SITE.

2. COMPOST:

a. SHALL BE WELL-COMPOSTED, STABLE, AND WEED-FREE ORGANIC

MATTER, PH RANGE OF 5.5 TO 8

b. ORGANIC MATTER CONTENT 50%

c. MOISTURE CONTENT 35 TO 55 PERCENT BY WEIGHT

d. 100 PERCENT PASSING THROUGH 1/2-INCH SIEVE

e. SOLUBLE SALT CONTENT OF 5 TO 10 DECISIEMENS PER METER

f. NOT EXCEEDING 0.5 PERCENT INERT CONTAMINANTS AND FREE

OF SUBSTANCES TOXIC TO PLANTINGS

D. EXECUTION:

1. LOOSEN SUBGRADE OF LAWN AREAS TO A MINIMUM DEPTH OF 3

INCHES. REMOVE ANY STONES LARGER THAN 1" AND STICKS ROOTS,

RUBBISH, AND OTHER EXTRANEOUS MATERIAL. DISPOSE OF OFF

SITE.

2. SPREAD TOPSOIL OF LAWN AND OTHER SEEDED AREAS TO A MIN.

DEPTH OF 3 INCHES TO MEET 2 INCH BELOW FINISH GRADES. DO NOT

SPREAD IF SOILS ARE FROZEN, MUDDY, OR EXCESSIVELY WET.

3. FOR LAWN AND OTHER SEEDED AREAS, SPREAD A 1 INCH LAYER OF

COMPOST ON TOP OF SITE TOPSOIL AND BLEND EVENLY INTO THE

TOP 3 INCHES TO MAKE A CONSISTENT 4 INCH LAYER OF PLANTING

SOIL.

4. FINISH GRADING: GRADE LAWN AREAS TO A SMOOTH, UNIFORM

SURFACE PLANE WITH LOOSE, UNIFORMLY FINE TEXTURE. ROLL AND

RAKE, REMOVE RIDGES, AND FILL DEPRESSIONS TO MEET FINISH

GRADES.

E. CLEAN UP:

1. KEEP PROJECT SITE FREE FROM ACCUMULATION OF DEBRIS,

TOPSOIL, AND OTHER MATERIAL.

2. AT COMPLETION OF EACH AREA OF WORK, COMPLETELY REMOVE

DEBRIS, EQUIPMENT, AND SURPLUS MATERIALS.

3. ANY PAVED AREA OR SURFACES STAINED OR SOILED FROM

LANDSCAPING MATERIALS SHALL BE CLEANED WITH A POWER

SWEEPER USING WATER UNDER PRESSURE. SURFACES SHALL BE

WASHED WITH PROPER EQUIPMENT AND MATERIALS AS APPROVED

BY THE OWNER'S REPRESENTATIVE.

LAWN SEEDING NOTES

1. LAWN SEED SHALL BE BLUE WILDRYE (ELYMUS GLAUCUS) BY

SILVER FALLS SEED COMPANY OR APPROVED EQUAL.

https://silverfallsseed.com/product/wildrye-blue/

2. SELECT SEED SHALL COMPLY WITH FEDERAL & REGIONAL

SEED REGULATIONS AND PRIORITIZE NATIVE AND

LOCALLY-SOURCED SEED.

3. SUBMIT USDA SEED SUPPLIERS CERTIFICATION AND

PRODUCT DATA INCLUDING NAME, MANUFACTURER AND

QUANTITY TO LANDSCAPE ARCHITECT FOR APPROVAL PRIOR

TO ORDERING.

EXECUTION:

1. PREP SEED AREA PER SOIL NOTES.

2. CONTRACTOR TO APPLY SEED AT RATE, CONDITIONS, AND

METHOD RECOMMENDED BY SEED VENDOR. CONSULT WITH

SEED VENDOR FOR IRRIGATION RATES, DURATION, SEASON,

AND TAPERING METHOD FOR THE ESTABLISHMENT PERIOD.

SEE IRRIGATION NOTES BELOW FOR ADDITIONAL

INFORMATION.

3. SOW SEED WITH SPREADER OR SEEDING MACHINE. EVENLY

DISTRIBUTE SEED BY SOWING EQUAL QUANTITIES IN TWO

DIRECTIONS AT RIGHT ANGLES OF EACH OTHER. DO NOT

BROADCAST OR DROP SEED WHEN WIND EXCEEDS 5MPH.

4. DO NOT USE WET SEED OR SEED THAT IS MOLDY OR

OTHERWISE DAMAGED.

5. AFTER SPREADING SEED, RAKE LIGHTLY INTO TOP 1/8" OF

SOIL, ROLE LIGHTLY, AND WATER WITH A FINE SPRAY.

6. PROTECT SEEDED AREAS WITH SLOPES NOT EXCEEDING 6:1

BY SPREADING STRAW MULCH AT A MINIMUM OR AS

DIRECTED BY THE SEED VENDOR. STRAW MULCH SHALL BE

CLEAN, MILDEW AND SEED FREE, SALT HAY OR THRESHED

STRAW OF WHEAT, RYE, OATS AND BARLEY. SPREAD STRAW

UNIFORMLY AT A MINIMUM RATE OF 2 TONS/ACRE TO FORM A

CONTINUOUS BLANKET 1-1/2 INCHES IN LOOSE DEPTH OVER

SEEDED AREAS. SPREAD BY HAND, STRAW BLOWER, OR

OTHER SUITABLE EQUIPMENT. ANCHOR STRAW MULCH BY

CRIMPING INTO SOIL WITH LAWN ROLLER OR OTHER

SUITABLE MECHANICAL EQUIPMENT.

7. PROTECT SEEDED AREAS WITH SLOPES EXCEEDING 6:1 WITH

EROSION-CONTROL FIBER MULCH, PROMATRIX ENGINEERED

FIBER MATRIX BY PROFILE PRODUCTS OR APPROVED EQUAL.

INSTALL ACCORDING TO MANUFACTURER'S WRITTEN

INSTRUCTIONS.

8. CONTRACTOR TO KEEP FOOT TRAFFIC OFF THE SEEDED

AREA UNTIL THE VEGETATION IS WELL ESTABLISHED. A

TEMPORARY PROTECTION FENCE OR BARRICADE MAY NEED

TO BE ERECTED DURING THE ESTABLISHMENT PERIOD AND

REMOVED AFTER GRASSES ARE ESTABLISHED.

9. CONTRACTOR TO MOW TURF AND OTHER 'MANICURED' SEED

AREAS BEFORE SUBSTANTIAL COMPLETION, BUT AFTER

SEED HAS GERMINATED TO A THICK STAND 4" IN HEIGHT, TO

2" FROM GROUND LEVEL WITH A SHARP, STERILE, POWER

MOWER. CUT TURF WITH 'MULCHING' MOWER OF SUFFICIENT

POWER TO THOROUGHLY CUT AND DISTRIBUTE CLIPPINGS

AT SOIL LEVEL OF LAWN.

10. AT THE TIME OF SUBSTANTIAL COMPLETION ALL SEEDED

AREAS SHALL EXHIBIT A HEALTHY, UNIFORM, CLOSE STAND

OF THE SPECIFIED SEED MIX, FREE OF WEEDS AND SURFACE

IRREGULARITIES, WITH COVERAGE OF MIX IN SPECIFIED

PROPORTIONS, EXCEEDING 90 PERCENT OVER ANY 10 SQ.

FT. WITH NO BARE SPOTS NOT EXCEEDING 5 BY 5 INCHES.

CONTRACTOR IS RESPONSIBLE FOR RE-SEEDING ANY AREAS

THAT DO NOT MEET THIS CRITERIA.

IRRIGATION NOTES

1. NO IRRIGATION IS PROVIDED.

2. CONTRACTOR IS RESPONSIBLE FOR WATERING THROUGH SUBSTANTIAL COMPLETION

UNLESS OTHERWISE AGREED UPON BY THE OWNER'S REPRESENTATIVE.

CRUSH ROCK NOTES

1) CRUSHED ROCK SURFACE MATERIAL: CRUSHED ROCK

SURFACING MATERIAL SHALL BE CLEAN, NON-PLASTIC,

FREE FROM DELETERIOUS OR FOREIGN MATTER AND SIZE

AS SPECIFIED IN THE TABLE.

2) GEOTEXTILE FABRIC MATERIAL: FABRIC SHALL BE

PERVIOUS SYNTHETIC POLYMER, NON-WOVEN, FROM

CONTINUOUS FILAMENTS.

INSTALLATION NOTES:

1. CONTRACTOR SHALL EXCAVATE PATH TO CREATE A

SMOOTH, EVEN SUBGRADE FOR PATH BASE ROCK.

2. GRADE ALL SURFACING AREAS TO REQUIRED

SUBGRADE LEVELS AND COMPACT BY SPRINKLING AND

ROLLING OR MECHANICAL TAMPING.

3. SUBGRADE SHALL BE COMPACTED TO NOT LESS THAN

92% RELATIVE COMPACTION AS DETERMINED BY ASTM

D 1557-00.

4. CULVERTS SHALL BE INSTALLED IN LOCATIONS AS

NEEDED TO PROMOTE ADEQUATE DRAINAGE.

CULVERTS SHALL BE INSTALLED AT ELEVATIONS THAT

WILL ALLOW UNINTERRUPTED FLOW OF WATER UNDER

PATHS.

5. GEOTEXTILE FABRIC SHALL BE PLACED PRIOR TO THE

BASE ROCK COURSE. FABRIC SHALL BE LAPPED A

MINIMUM OF 24 INCHES IN ALL DIRECTIONS.

CONTRACTOR SHALL PLACE BASE ROCK MATERIAL IN

SUCH A WAY AS TO NOT TEAR, PUNCTURE, OR SHIFT

THE GEOTEXTILE FABRIC.

6. INSTALL EDGING AS SHOWN ON DETAIL AND IN

LOCATIONS AS SHOW ON PLANS. STAKE IN PLACE.

7. PLACE BASE COURSE AND COMPACT TO 95% OF

MAXIMUM DRY DENSITY AT OPTIMUM MOISTURE

CONTENT AS DETERMINED BY ASTM D 1557-00.

8. PLACE SURFACE COURSE IN A MAXIMUM LIFT

THICKNESS OF 2 INCHES AND COMPACT TO 95% OF

MAXIMUM DRY DENSITY AT OPTIMUM MOISTURE

CONTENT AS DETERMINED BY ASTM D 1557-00.

9. SLOPE SURFACE AS NECESSARY TO PROVIDE POSITIVE

DRAINAGE, AND TO MINIMIZE DRAINAGE ALONG PATH

LENGTH.

10. INSTALL GRADE DIPS AND WATER BARS AS NECESSARY

TO DIRECT DRAINAGE OFF PATH SURFACE.

11. ENSURE POSITIVE DRAINAGE ON ALL CRUSHED ROCK

SURFACES. REPAIR ALL PATH SURFACE

IRREGULARITIES. ELIMINATE ALL AREAS OF POOLING

OR STANDING WATER ON PATH SURFACE.

CRUSH ROCK MATERIAL

BASE

COURSE

1 1/2" MINUS

SURFACE

COURSE

1/4" MINUS

US

SIEVE

SIZE

PERCENT

PASSING BY

WEIGHT

PERCENT

PASSING BY

WEIGHT

2" 100 1-1/2" 95-100

1" - 3/4" 60-80 1/2" - 3/8" - 1/4" 35-40 100 #4 - 70-90 #8 - 45-70

#16 - 28-50 #30 - 19-34 #50 - 12-25

#100 - 7-18

#200 0-5 5-15

DORRIS

RANCH

205 Dorris St, Springfield, OR 97477

OWNER CONTACT:

WILLAMALANE PARK &

RECREATION DISTRICT

SIMON DAWS

541-735-0515 simond@willamalane.org

DESIGN CONTACT:

LEARNING LANDSCAPES

DESIGN LLC

MICHELLE MATHIS

503-347-4523 michelle@learninglandscapesdesign.com

BID DRAWINGS

APRIL 28, 2026

D: C:

DETAILS

L4.3

L0.0
L1.0 EXISTING CONDITIONS & DEMOLITION PLAN
Sheets and Views
L1.0 EXISTING CONDITIONS & DEMOLITION PLAN
L2.0 MATERIALS AND LAYOUT PLAN
Sheets and Views
L2.0 MATERIALS AND LAYOUT PLAN
L3.0 GRADING & DRAINAGE PLAN
Sheets and Views
L3.0 GRADING & DRAINAGE PLAN
L4.0 DETAILS
L4.1 DETAILS
L4.2 DETAILS
L4.3 DETAILS

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