ATTACHMENT C - PROJECT PLANS.pdf

ATTACHMENT C

PROJECT PLANS

This Page Left Intentionally Blank

SITE MAP

N.T.S.

N

VICINITY MAP

N.T.S.

PROJECT

SITE

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

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dw g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT (61S)

APRON REHABILITATION PROJECT

MAY 2024

A.I.P. NO. 3-41-0015-014-2023

PROJECT

AREA

N

G-01

COVER SHEET

ROW

RIVER ROAD

E PALMER AVE

ROW RIVER

R U

N W

AY 15-33

SHEET LIST TABLE

SHEET NO DWG NO SHEET TITLE

1 G-01 COVER SHEET

2 G-02 SITE & SURVEY CONTROL PLAN

3 G-03 SITE PHASING & SAFETY PLAN - PHASE 1

4 G-04 SITE PHASING & SAFETY PLAN - PHASE 2

5 G-05 SITE SAFETY & PHASING PLAN NOTES

6 EC-01 EROSION CONTROL PLAN

7 EC-02 EROSION CONTROL PLAN STANDARD NOTES

8 EC-03 EROSION CONTROL SITE SPECIFIC NOTES & DETAILS

9 C-01 DEMOLITION PLAN

10 C-02 SITE PLAN

11 C-03 SITE LAYOUT PLAN

12 C-04 GRADING & DRAINAGE PLAN - OVERALL

13 C-05 GRADING & DRAINAGE PLAN - NORTH

14 C-06 GRADING & DRAINAGE PLAN - SOUTH

15 C-07 GRADE POINT SHEET

16 C-08 HANGAR TAXILANE PLAN AND PROFILE

17 C-09 PAVEMENT SECTIONS

18 C-10 PAVEMENT MARKINGS PLAN

19 C-11 DRAINAGE DETAILS

20 C-12 PAVEMENT MARKINGS DETAILS

COTTAGE GROVE STATE AIRPORT (61S)

ODAV STATE AIRPORT MANAGER - TONY BEACH

ODAV PLANNING & PROJECTS MANAGER - ALEX THOMAS

CENTURY WEST ENGINEERING

PROJECT MANAGER - RYAN HALVORSON, PE

SR PROJECT MANAGER - JAMES KIRBY, PE

CONTACTS

DAVIDSO

N AVE

X

XXXXXXXXXXXX

XXXXXXXX

X

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

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PL

AN

.d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

G-02SCALE: 1"= 40'

SITE & SURVEY CONTROL PLAN

AIRPORT BEACON

TOWER

N

AIRPORT FUEL

STATION

PALMER AVE

DAVIDSO

N AVE

TAXIW

AY A

R U

N W

AY 15-33

AIRPORT

ELECTRICAL BLDG

HANGAR TAXILANE

G-02

SITE & SURVEY CONTROL PLAN

CONTROL TABLE

POINT #

NORTHING

787794.28'

788114.36'

788025.35'

EASTING

4252904.20'

4252853.39'

4252495.29'

ELEVATION

642.72'

642.59'

641.60'

DESCRIPTION

CNT MAG NAIL

CNT RPC "CONTROL"

CNT RPC "CONTROL"

LEGEND:

RUNWAY SAFETY AREA

OBJECT FEE AREA

TAXIWAY OBJECT FREE AREA

TAXILANE OBJECT FREE AREA

SURVEY CONTROL POINT

WORK AREA BOUNDARY

SURVEY NOTES:

1. THE COORDINATES SHOWN ARE BASED ON THE OREGON STATE PLANE

NORTH ZONE (3601).

HORIZONTAL DATUM: NAD 83 (2011) OREGON NORTH GRID COORDINATES

UTILIZING ODOT GPS NETWORK

VERTICAL DATUM: NAVD88

2. IF SHOWN, THE LOCATION OF EXISTING UNDERGROUND UTILITIES

THROUGHOUT THIS SET OF DRAWINGS ARE IN AN APPROXIMATE WAY ONLY

AND HAVE NOT BEEN INDEPENDENTLY VERIFIED BY THE OWNER OR ITS

REPRESENTATIVE. THE CONTRACTOR SHALL DETERMINE THE EXACT

LOCATION OF ALL EXISTING UTILITIES BEFORE COMMENCING WORK, AND

AGREES TO BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH

MIGHT BE OCCASIONED BY THE CONTRACTORS FAILURE TO EXACTLY

LOCATE AND PRESERVE ANY AND ALL UNDERGROUND UTILITIES.

AIRPORT TERMINAL

BUILDING

EXISTING HANGAR

EXISTING HANGAR

EXISTING HANGAR

EXISTING

HANGAR

MAIN ACCESS

GATE

XXXXXX

HANGAR TAXILANE

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-S

IT

E

PH

AS

IN

G

S

AF

ET

Y

PL

AN

.d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

G-03SCALE: 1"= 60'

SITE PHASING & SAFETY PLAN - PHASE 1

ACCESS GATE

N

PALMER AVE

DAVIDSO

N AVE

TAXIW

AY A

R U

N W

AY 15-33

G-03

SITE PHASING & SAFETY PLAN - PHASE 1

CONTRACTOR

STAGING AREA

LOW LEVEL

BARRICADE

G-05

TERMINAL

BUILDING

EXISTING HANGAR

EXISTING

HANGAR

EXISTING HANGAR

EX. HANGAR

LOW LEVEL

BARRICADE

G-05

LOW LEVEL

BARRICADE

G-05

LOW LEVEL

BARRICADE

G-05

NOTES:

1. ALL WORK SHALL BE COMPLETE WITHIN 90

CALENDAR DAYS OF CONTRACT NOTICE TO

PROCEED. THE RUNWAY SHALL REMAIN OPEN

WHEN WORK IS PERFORMED.

2. WORK EXEMPT FROM CALENDAR DAY

CONTRACT PERIOD INCLUDES THE SECOND

APPLICATION OF PAVEMENT MARKINGS. A

CONTINUOUS 1 CALENDAR DAY (24 HOUR)

CLOSURE FOR THE SECOND APPLICATION OF

PAVEMENT MARKINGS WILL BE PERMITTED, A

MINIMUM OF 30 DAYS AFTER PAVING

OPERATIONS HAVE BEEN COMPLETED.

3. PROVIDE FOR AND MAINTAIN PUBLIC

PARKING AND ACCESS TO EXISTING AIRPORT

HANGARS WHERE APPLICABLE.

4. CONTRACTOR SHALL MAINTAIN THE EXISTING

ACCESS AND REPAIR ANY DAMAGE AT THE

CONCLUSION OF CONSTRUCTION. PAYMENT

FOR THIS WORK IS INCIDENTAL TO THE

PROJECT.

5. STAGING AREA AND STAGING AREA ACCESS

WIDTH, LENGTH, DEPTH, MATERIAL, AND

UTILITY PROTECTION IMPROVEMENTS TO BE

DETERMINED BY THE CONTRACTOR AND

SUBMITTED TO THE OWNER FOR APPROVAL.

AT THE CONCLUSION OF THE PROJECT, THE

CONTRACTOR SHALL REMOVE AND RESTORE

THE STAGING AREA AND STAGING AREA

ACCESS TO ITS ORIGINAL CONDITION.

6. CONTRACTOR SHALL CONTROL DUST AND

SMOKE RELATED TO CONSTRUCTION

ACTIVITIES AT ALL TIMES.

7. FOR GEOTECHNICAL INFORMATION, REFER

TO GEOTECHNICAL ENGINEERING REPORT

FROM GRI, INC. TITLE "COTTAGE GROVE

STATE AIRPORT MAIN EAST APRON

GEOTECHNICAL AND PAVEMENT

INVESTIGATION" DATED NOVEMBER 20, 2023.

FUEL TANK

FUEL DISPENSER

WORK

AREA 2

WORK AREA 1

LEGEND:

RUNWAY SAFETY AREA

OBJECT FEE AREA

TAXIWAY OBJECT FREE AREA

TAXILANE OBJECT FREE AREA

WORK AREA 1 BOUNDARY

WORK AREA 2 BOUNDARY

CONTRACTOR HAUL ROUTE

BARRICADES

CONTRACTOR STAGING AREA

PROJECT

WORK AREA DURATION

CALENDAR

DAY

CONSTRUCTION PHASING & OPERATIONS

WORK SCOPE

-PAVEMENT REMOVAL

-TIE DOWN REMOVAL

-EXCAVATION

-BASE ROCK PLACEMENT

-STORMWATER IMPROVEMENTS

-TIE DOWN INSTALLATION

-ASPHALT PAVING

-SURFACE SWEEPING

-STRIPE MARKINGS

-FOD REMOVAL

RUNWAY STATUS

RW 15-33

OPEN

TOTAL

CALENDAR

DAYS

OPEN

CALENDAR

DAYS

-PAVEMENT REMOVAL

-TIE DOWN REMOVAL

-EXCAVATION

-BASE ROCK PLACEMENT

-STORMWATER IMPROVEMENTS

-TIE DOWN INSTALLATION

-ASPHALT PAVING

-SURFACE SWEEPING

-STRIPE MARKINGS

-FOD REMOVAL

OPEN

TAXIWAY STATUS

TW A

OPEN

OPEN

XXXXXX

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-S

IT

E

PH

AS

IN

G

S

AF

ET

Y

PL

AN

.d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

G-04SCALE: 1"= 60'

SITE PHASING & SAFETY PLAN - PHASE 2

ACCESS GATE

N

PALMER AVE

DAVIDSO

N AVE

TAXIW

AY A

R U

N W

AY 15-33

HANGAR TAXILANE

G-04

SITE PHASING & SAFETY PLAN - PHASE 2

LEGEND:

RUNWAY SAFETY AREA

OBJECT FEE AREA

TAXIWAY OBJECT FREE AREA

TAXILANE OBJECT FREE AREA

WORK AREA 1 BOUNDARY

WORK AREA 2 BOUNDARY

CONTRACTOR HAUL ROUTE

BARRICADES

CONTRACTOR STAGING AREA

CONTRACTOR

STAGING AREA

LOW LEVEL

BARRICADE

G-05

LOW LEVEL

BARRICADE

G-05

TERMINAL

BUILDING

LOW LEVEL

BARRICADE

G-05

WORK

AREA 2

EXISTING HANGAR

EXISTING

HANGAR

EXISTING HANGAR

EX. HANGAR

WORK AREA 1

NOTES:

1. ALL WORK SHALL BE COMPLETE WITHIN 90

CALENDAR DAYS OF CONTRACT NOTICE TO

PROCEED. THE RUNWAY SHALL REMAIN OPEN

WHEN WORK IS PERFORMED.

2. WORK EXEMPT FROM CALENDAR DAY

CONTRACT PERIOD INCLUDES THE SECOND

APPLICATION OF PAVEMENT MARKINGS. A

CONTINUOUS 1 CALENDAR DAY (24 HOUR)

CLOSURE FOR THE SECOND APPLICATION OF

PAVEMENT MARKINGS WILL BE PERMITTED, A

MINIMUM OF 30 DAYS AFTER PAVING

OPERATIONS HAVE BEEN COMPLETED.

3. PROVIDE FOR AND MAINTAIN PUBLIC

PARKING AND ACCESS TO EXISTING AIRPORT

HANGARS WHERE APPLICABLE.

4. CONTRACTOR SHALL MAINTAIN THE EXISTING

ACCESS AND REPAIR ANY DAMAGE AT THE

CONCLUSION OF CONSTRUCTION. PAYMENT

FOR THIS WORK IS INCIDENTAL TO THE

PROJECT.

5. STAGING AREA AND STAGING AREA ACCESS

WIDTH, LENGTH, DEPTH, MATERIAL, AND

UTILITY PROTECTION IMPROVEMENTS TO BE

DETERMINED BY THE CONTRACTOR AND

SUBMITTED TO THE OWNER FOR APPROVAL.

AT THE CONCLUSION OF THE PROJECT, THE

CONTRACTOR SHALL REMOVE AND RESTORE

THE STAGING AREA AND STAGING AREA

ACCESS TO ITS ORIGINAL CONDITION.

6. CONTRACTOR SHALL CONTROL DUST AND

SMOKE RELATED TO CONSTRUCTION

ACTIVITIES AT ALL TIMES.

7. FOR GEOTECHNICAL INFORMATION, REFER

TO GEOTECHNICAL ENGINEERING REPORT

FROM GRI, INC. TITLE "COTTAGE GROVE

STATE AIRPORT MAIN EAST APRON

GEOTECHNICAL AND PAVEMENT

INVESTIGATION" DATED NOVEMBER 20, 2023.

FUEL TANK

LOW LEVEL

BARRICADE

G-05

FUEL DISPENSER

PROJECT

WORK AREA DURATION

CALENDAR

DAY

CONSTRUCTION PHASING & OPERATIONS

WORK SCOPE

-PAVEMENT REMOVAL

-TIE DOWN REMOVAL

-EXCAVATION

-BASE ROCK PLACEMENT

-STORMWATER IMPROVEMENTS

-TIE DOWN INSTALLATION

-ASPHALT PAVING

-SURFACE SWEEPING

-STRIPE MARKINGS

-FOD REMOVAL

RUNWAY STATUS

RW 15-33

OPEN

TOTAL

CALENDAR

DAYS

OPEN

CALENDAR

DAYS

-PAVEMENT REMOVAL

-TIE DOWN REMOVAL

-EXCAVATION

-BASE ROCK PLACEMENT

-STORMWATER IMPROVEMENTS

-TIE DOWN INSTALLATION

-ASPHALT PAVING

-SURFACE SWEEPING

-STRIPE MARKINGS

-FOD REMOVAL

OPEN

TAXIWAY STATUS

TW A

OPEN

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-S

IT

E

PH

AS

IN

G

S

AF

ET

Y

PL

AN

.d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL G-05

SITE SAFETY & PHASING PLAN NOTES

SCALE: N.T.S.

G-05

LOW LEVEL BARRICADE DETAIL

ORANGE / WHITE STRIPE

HIGH REFLECTIVE SHEETING

BATTERY OR SOLAR POWERED RED

LENS STANDARD BARRICADE LIGHT

VARIES

8'-0"

10"

ELEVATION

FILL WITH WATER

OR SAND

SELF

CONNECTING

PINS

NOTES:

1. PLACE BARRICADE PER THE PLANS.

2. BARRICADES SHALL BE PROVIDED BY THE CONTRACTOR. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PLACING, FILLING, EMPTYING, MOVING, AND PROTECTING BARRICADES THROUGHOUT THE DURATION OF THE

PROJECT.

3. IF CONTRACTOR USES SANDBAGS TO ANCHOR BARRICADES, USE "DOUBLE BAGS" OR OTHER MEASURES TO

PREVENT SAND FROM LEAVING OR MIGRATING THROUGH BAG FABRIC.

ORANGE

BODY

6'-0"

GENERAL WORK AREA NOTES:

1. THE CONTRACTOR SHALL BE RESTRICTED TO USE THE ENTRANCE AND HAULING

ROUTES SHOWN ON THE DRAWINGS. FOLLOW AIRPORT AND FAA SAFETY

PROCEDURES WHEN MOVING EQUIPMENT OR PERSONNEL. NO PERSONAL

VEHICLES SHALL BE ALLOWED OUTSIDE OF THE STAGING AREA. THE AIRPORT

MAY IMMEDIATELY REMOVE ANY PERSONNEL AND EQUIPMENT FROM THE SITE

IN VIOLATION OF AIRPORT SAFETY AND SECURITY PROCEDURES.

2. AVOID IMPACTS TO AIRFIELD LIGHTING AND PAVEMENTS OUTSIDE WORK AREA.

PROVIDE TEMPORARY CONNECTIONS TO KEEP ELECTRICAL SYSTEMS

ENERGIZED OUTSIDE OF THE WORK AREA.

3. LIMIT EQUIPMENT HEIGHT TO 12 FEET UNLESS OTHERWISE APPROVED BY THE

ENGINEER.

4. LIMITS STOCKPILES TO 12 FEET IN HEIGHT AND AT LEAST 125 FEET FROM THE

RUNWAY CENTERLINE AND 45 FEET FROM TAXIWAY CENTERLINE.

5. IN THE EVENT OF AN EMERGENCY, MOVE ALL EQUIPMENT AND PERSONNEL TO

THE CONTRACTOR'S STAGING AREA UNLESS OTHERWISE DIRECTED BY THE

ENGINEER.

6. ACCESS TO ANY WORK AREA MUST BE AUTHORIZED BY THE ENGINEER PRIOR

TO WORK IN THAT AREA. NOTIFY THE ENGINEER A MINIMUM OF 72 HOURS

PRIOR TO BEGINNING WORK IN ANY AREA.

7. SEE SECTION 01300 OF THE TECHNICAL SPECIFICATIONS. ANY WORK WITHIN 60

FEET OF THE RUNWAY 15-33 CENTERLINE OR WITHIN 240 FEET OF THE RUNWAY

END WILL REQUIRE A RUNWAY CLOSURE.

8. PLACE LOW LEVEL BARRICADES AS SHOWN AND AS DESCRIBED IN SECTION

01300 OF THE TECHNICAL SPECIFICATIONS.

9. FOR ADDITIONAL REQUIREMENTS, REFER TO SECTION 01300, AIRPORT SAFETY,

IN THE TECHNICAL SPECIFICATIONS.

10. WHILE WORKING IN ANY AREA, THE CONTRACTOR SHALL HAVE AN AIRPORT

RADIO CAPABLE OF MONITORING THE AIRPORT UNICOM FREQUENCY:

CTAF/UNICOM: 122.80

11. CONTRACTOR SHALL MOVE ALL EQUIPMENT TO THE STAGING AREA AT THE

COMPLETION OF EACH WORK SHIFT.

12. PLACE CONTRACTOR-PROVIDED LIGHTED CLOSURE CROSSES (X's) OVER

RUNWAY NUMERALS DURING RUNWAY CLOSURES AS DIRECTED BY THE

ENGINEER. SEE SECTION 01300 OF THE TECHNICAL SPECIFICATIONS.

13. DISENGAGE LIGHTING CIRCUITS, DARKEN LIGHT FIXTURES, AND COVER

GUIDANCE SIGNS AS DIRECTED BY THE AIRPORT TO PREVENT AIRCRAFT FROM

TAXIING TOWARDS CLOSED WORK AREAS. ALL AIRPORT LIGHTING SHALL BE

DISENGAGED DURING A RUNWAY CLOSURE.

14. RUNWAY CLOSURES WILL REQUIRE THE SHUTDOWN OF AIRPORT NAVAIDS AND

FAA OWNED FACILITIES. THE CONTRACTOR IS REQUIRED TO NOTIFY THE

ENGINEER OF ANY CLOSURE 45 CALENDAR DAYS IN ADVANCE OF THE CLOSURE.

15. NAVAID SHUTDOWN, IF REQUIRED, WILL BE MADE PUBLIC TO AIRFIELD USERS

VIA NOTAM.

16. ENGINEERING CONSULTANT POINT-OF-CONTACT:

RYAN HALVORSON, PE

503-419-2130

SEQUENCING NOTES:

1. COORDINATE WORK AREA CLOSURES WITH THE AIRPORT TO

ENSURE ACCESS AS NEEDED TO MAINTAIN AIRPORT

OPERATIONS, INCLUDING PROVIDING FOR AND MAINTAINING

ACCESS TO THE FOLLOWING:

· ACCESS TO HANGARS

· ACCESS TO APRONS

· RUNWAY AND TAXIWAY ACCESS WHEN ALLOWED

2. RUNWAY AND TAXIWAY MARKINGS SHALL BE IN PLACE ANY

TIME RUNWAYS/TAXIWAYS ARE OPEN TO AIR TRAFFIC.

3. DISENGAGE EXISTING BEACON, GUIDANCE SIGNS, NAVAIDS

AND RUNWAY LIGHT CIRCUITS ANY TIME THE RUNWAY IS

CLOSED.

WORK IN SAFETY AREAS AND OBJECT

FREE AREAS:

1. RUNWAY SAFETY AREA (RSA) AND TAXIWAY SAFETY AREA

(TSA) AREAS ARE DEFINED AS AREAS THAT SHALL BE CLEARED

AND GRADED AND HAVE NO POTENTIALLY HAZARDOUS RUTS,

HUMPS, DEPRESSIONS, OR OTHER SURFACE VARIATIONS. THE

MAXIMUM SLOPE ANYWHERE WITHIN A RUNWAY OR TAXIWAY

SAFETY AREA SHALL BE 5%. IN TRANSITIONS FROM PAVED TO

UNPAVED AREAS, A 3 INCH MAXIMUM VERTICAL DROP IS

ALLOWED. THE RUNWAY AND TAXIWAY SAFETY AREAS SHALL

BE MAINTAINED AT ALL TIMES WHEN THE RUNWAY AND

TAXIWAY IS OPEN TO AIR TRAFFIC. PERSONNEL, EQUIPMENT,

OR MATERIAL WITHIN A RUNWAY SAFETY AREA AT ANY TIME

REQUIRES A CLOSURE. SAFETY AREAS THAT ARE CLOSED FOR

CONSTRUCTION MUST MEET THESE CRITERIA PRIOR TO

REOPENING.

2. THE CONTRACTOR SHALL ANTICIPATE THE CONSTRUCTION OF

TEMPORARY FILLS, COMPACTION, AND GRADING TO MEET THE

REQUIREMENTS OF "WORK IN SAFETY AREAS AND OBJECT

FREE AREAS" PRIOR TO REOPENING RUNWAYS AND TAXIWAYS.

THIS WORK IS CONSIDERED INCIDENTAL TO VARIOUS WORK

ITEMS AND SEPARATE PAYMENT WILL NOT BE MADE.

3. CONTRACTOR SHALL NOT ENTER ANY ACTIVE RSA OR TSA

WITHOUT AUTHORIZATION FROM THE AIRPORT. ALL

EQUIPMENT, TOOLS, AND MATERIALS SHALL BE MOVED TO

STAGING AREAS PRIOR TO REOPENING A RUNWAY OR

TAXIWAY.

4. SAFETY AREA LIMITS:

RUNWAY 15-33 - 60' FROM ; 240' FROM THRESHOLD

TAXIWAYS - 24.5' FROM

5. RUNWAY AND TAXIWAY OBJECT FREE ZONES ARE DEFINED AS

AREAS THAT SHALL BE CLEAR OF FIXED OR MOVABLE

OBJECTS. EQUIPMENT NOT IN USE, AND MATERIAL

STOCKPILES AND STORAGE SHALL BE PLACED AT LEAST 125

FEET FROM ANY RUNWAY CENTERLINE. NO WORK MAY

OCCUR IN TAXIWAY OBJECT FREE ZONES UNLESS THE

TAXIWAY IS CLOSED TO AIRCRAFT TRAFFIC. NO STORAGE OF

EQUIPMENT, MATERIALS OR STOCKPILES IS ALLOWED WITHIN

TAXIWAY OBJECT FREE ZONES.

6. OBJECT/OBSTACLE ZONE LIMITS

RUNWAY 15-33 - 125' FROM

TAXIWAYS - 44.5' FROM

7. RUNWAY AND TAXIWAY SAFETY AREA AND RUNWAY AND

TAXIWAY OBJECT FREE ZONE CRITERIA MUST BOTH BE MET

PRIOR TO OPENING AN IMPACTED RUNWAY OR TAXIWAY.

WORK SCHEDULE AND PHASING NOTES:

1. ALL WORK SHALL BE COMPLETED WITHIN 90 CONTINUOUS

CALENDAR DAYS OF CONTRACT NOTICE TO PROCEED. WORK

WITHIN THE 90 CONTINUOUS CALENDAR DAY PERIOD SHALL BE

COMPLETED IN ONE PHASE.

2. NOTICE TO PROCEED FOR CONSTRUCTION IS ANTICIPATED

JULY 2024, AT THE CONVENIENCE OF THE OWNER.

3. WORK EXEMPT FROM THE 90 CALENDAR DAY CONTRACT

PERIOD INCLUDES THE SECOND APPLICATION OF PAVEMENT

MARKINGS. A CONTINUOUS 1 CALENDAR DAY (24 HOUR)

CLOSURE FOR THE SECOND APPLICATION OF PAVEMENT

MARKINGS WILL BE PERMITTED, A MINIMUM OF 30 DAYS AFTER

PAVEMENT REHABILITATION HAS BEEN COMPLETED.

C L C L

C L C L

D

AVID

SO

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AVE

SD

SD

SD

SD

X

XXXXXXXXXXXX

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X

B

B

B

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SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

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AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

EC-01SCALE: 1"= 40'

EROSION CONTROL PLAN

AIRPORT BEACON

TOWER

N

150'

AIRPORT FUEL

STATION

PALMER AVE

DAVIDSO

N AVE

TAXIW

AY A

R U

N W

AY 15-33

AIRPORT

ELECTRICAL BLDG

LEGEND:

RUNWAY SAFETY AREA

OBJECT FREE AREA

TAXIWAY OBJECT FREE AREA

PROPOSED PAVEMENT

EXISTING MAJOR CONTOURS

EXISTING MINOR CONTOURS

PROPOSED MAJOR CONTOURS

PROPOSED MINOR CONTOURS

SILT FENCE

INLET PROTECTION

EXISTING/PROPOSED FLOW

DIRECTION

HANGAR TAXILANE

BIOFILTER INLET

PROTECTION

INSTALL SILT FENCE PER DETAIL

EC-03

INSTALL SILT FENCE PER DETAIL

EC-03

BIOFILTER INLET

PROTECTION

EC-03

INSTALL SILT FENCE PER DETAIL

EC-03

EC-03

BIOFILTER INLET

PROTECTION

EC-03

INSTALL SILT FENCE

PER DETAIL

EC-03

645'

642'

EC-03

CONTRACTOR TO PROTECT CONSTRUCTION AREA AND

PROVIDE NOXIOUS WEED CONTROL AS NECESSARY

NOTES:

1. ALL EROSION CONTROL DEVICES SHALL BE INSTALLED AND INSPECTED BY THE ENGINEER

PRIOR TO ANY GROUND DISTURBING ACTIVITIES.

2. ALL AIRPORT PAVEMENTS SHALL BE KEPT FREE OF ALL FOREIGN OBJECT DEBRIS (FOD) BY

SWEEPER OR VAC-TRUCK AS NEEDED OR AS DIRECTED BY THE ENGINEER. AT MINIMUM, THE

PAVEMENT SURFACE WILL BE SWEPT AT THE END OF THE WORK DAY.

3. WORK SHALL BE IN ACCORDANCE WITH OREGON DEQ 1200-C PERMIT FOR THE PROJECT.

4. PLACE SEDIMENT BARRIER (SILT FENCE) AROUND STOCK PILES AS NEEDED.

5. HYDROSEED STAGING AREAS, HAUL ROUTES, AND OTHER DISTURBED SURFACES, UNLESS

OTHERWISE SHOWN, OUTSIDE OF DAYLIGHT LIMITS AT NO COST TO THE OWNER.

HYDROSEEDING SHALL NOT OCCUR ON GRAVEL SHOULDERS. REFER TO TECHNICAL

SPECIFICATIONS FOR ADDITIONAL SEEDING REQUIREMENTS.

6. REFER TO DRAWING EC-5 FOR EROSION AND SEDIMENT CONTROL STANDARD NOTES AND

DRAWING EC-6 FOR EROSION AND SEDIMENT CONTROL ADDITIONAL NOTES.

7. PROPOSED IMPROVEMENTS DOES NOT CHANGE THE EXISTING FLOW DIRECTION.

EC-01

EROSION CONTROL PLAN

EC-03

AIRPORT TERMINAL

BUILDING

AutoCAD SHX Text

CB

AutoCAD SHX Text D

AutoCAD SHX Text

CB

AutoCAD SHX Text D

AutoCAD SHX Text D

AutoCAD SHX Text D

AutoCAD SHX Text E

AutoCAD SHX Text E

AutoCAD SHX Text E

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

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AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

CONTRACTOR TO PROTECT CONSTRUCTION AREA AND

PROVIDE NOXIOUS WEED CONTROL AS NECESSARY

1. INCLUDE A LIST OF ALL PERSONNEL (BY NAME AND POSITION) THAT ARE RESPONSIBLE FOR THE DESIGN, INSTALLATION AND MAINTENANCE OF STORMWATER CONTROL MEASURES (E.G. ESCP DEVELOPER, BMP INSTALLER (SEE SECTION 4.10), AS WELL AS THEIR INDIVIDUAL RESPONSIBILITIES. (SECTION 4.4.C.II)

2. VISUAL MONITORING INSPECTION REPORTS MUST BE MADE IN ACCORDANCE WITH DEQ 1200-C PERMIT

REQUIREMENTS. (SECTION 6.5)

3. INSPECTION LOGS MUST BE KEPT IN ACCORDANCE WITH DEQ 1200-C PERMIT REQUIREMENTS. (SECTION 6.5.Q)

4. RETAIN A COPY OF THE ESCP AND ALL REVISIONS ON SITE AND MAKE IT AVAILABLE ON REQUEST TO DEQ, AGENT, OR THE LOCAL MUNICIPALITY. (SECTION 4.7)

5. THE PERMIT REGISTRANT MUST IMPLEMENT THE ESCP. FAILURE TO IMPLEMENT ANY OF THE CONTROL MEASURES OR PRACTICES DESCRIBED IN THE ESCP IS A VIOLATION OF THE PERMIT. (SECTION 4 AND 4.11)

6. THE ESCP MUST BE ACCURATE AND REFLECT SITE CONDITIONS. (SECTION 4.8)

7. SUBMISSION OF ALL ESCP REVISIONS IS NOT REQUIRED. SUBMITTAL OF THE ESCP REVISIONS IS ONLY UNDER SPECIFIC CONDITIONS. SUBMIT ALL NECESSARY REVISION TO DEQ OR AGENT WITHIN 10 DAYS.

(SECTION 4.9)

8. SEQUENCE CLEARING AND GRADING TO THE MAXIMUM EXTENT PRACTICAL TO PREVENT EXPOSED INACTIVE

AREAS FROM BECOMING A SOURCE OF EROSION. (SECTION 2.2.2)

9. CREATE SMOOTH SURFACES BETWEEN SOIL SURFACE AND EROSION AND SEDIMENT CONTROLS TO

PREVENT STORMWATER FROM BYPASSING CONTROLS AND PONDING. (SECTION 2.2.3)

10. IDENTIFY, MARK, AND PROTECT (BY CONSTRUCTION FENCING OR OTHER MEANS) CRITICAL RIPARIAN AREAS AND VEGETATION INCLUDING IMPORTANT TREES AND ASSOCIATED ROOTING ZONES, AND VEGETATION AREAS TO BE PRESERVED. IDENTIFY VEGETATIVE BUFFER ZONES BETWEEN THE SITE AND SENSITIVE AREAS (E.G. WETLANDS), AND OTHER AREAS TO BE PRESERVED, ESPECIALLY IN PERIMETER AREAS. (SECTION 2.2.1)

11. PRESERVE EXISTING VEGETATION WHEN PRACTICAL AND RE-VEGETATE OPEN AREAS. RE-VEGETATE OPEN AREAS WHEN PRACTICABLE BEFORE AND AFTER GRADING OR CONSTRUCTION. IDENTIFY THE TYPE OF

VEGETATIVE SEED MIX USED. (SECTION 2.2.5)

12. MAINTAIN AND DELINEATE ANY EXISTING NATURAL BUFFER WITHIN THE 50-FEET OF WATERS OF THE STATE.

(SECTION 2.2.4)

13. INSTALL PERIMETER SEDIMENT CONTROL, INCLUDING STORM DRAIN INLET PROTECTION AS WELL AS ALL

SEDIMENT BASINS, TRAPS, AND BARRIERS PRIOR TO LAND DISTURBANCE. (SECTIONS 2.1.3)

14. CONTROL BOTH PEAK FLOW RATES AND TOTAL STORMWATER VOLUME, TO MINIMIZE EROSION AT OUTLETS

AND DOWNSTREAM CHANNELS AND STREAMBANKS. (SECTIONS 2.1.1 AND 2.2.16)

15. CONTROL SEDIMENT AS NEEDED ALONG THE SITE PERIMETER AND AT ALL OPERATIONAL INTERNAL STORM DRAIN INLETS AT ALL TIMES DURING CONSTRUCTION, BOTH INTERNALLY AND AT THE SITE BOUNDARY.

(SECTIONS 2.2.6 AND 2.2.13)

16. ESTABLISH CONCRETE TRUCK AND OTHER CONCRETE EQUIPMENT WASHOUT AREAS BEFORE BEGINNING

CONCRETE WORK. (SECTION 2.2.14)

17. APPLY TEMPORARY AND/OR PERMANENT SOIL STABILIZATION MEASURES IMMEDIATELY ON ALL DISTURBED AREAS AS GRADING PROGRESSES. TEMPORARY OR PERMANENT STABILIZATION MEASURES ARE NOT REQUIRED FOR AREAS THAT ARE INTENDED TO BE LEFT UNVEGETATED, SUCH AS DIRT ACCESS ROADS OR

UTILITY POLE PADS. (SECTIONS 2.2.20 AND 2.2.21)

18. ESTABLISH MATERIAL AND WASTE STORAGE AREAS, AND OTHER NON-STORMWATER CONTROLS. (SECTION 2.3.7)

19. KEEP WASTE CONTAINER LIDS CLOSED WHEN NOT IN USE AND CLOSE LIDS AT THE END OF THE BUSINESS DAY FOR THOSE CONTAINERS THAT ARE ACTIVELY USED THROUGHOUT THE DAY. FOR WASTE CONTAINERS THAT DO NOT HAVE LIDS, PROVIDE EITHER (1) COVER (E.G., A TARP, PLASTIC SHEETING, TEMPORARY ROOF) TO PREVENT EXPOSURE OF WASTES TO PRECIPITATION, OR (2) A SIMILARLY EFFECTIVE MEANS DESIGNED TO PREVENT THE DISCHARGE OF POLLUTANTS (E.G., SECONDARY CONTAINMENT). (SECTION 2.3.7)

20. PREVENT TRACKING OF SEDIMENT ONTO PUBLIC OF PRIVATE ROADS USING BMPS SUCH AS: CONSTRUCTION ENTRANCE, GRAVELED (OR PAVED) EXITS AND PARKING AREAS, GRAVEL ALL UNPAVED ROADS LOCATED ONSITE, OR USE AN EXIT TIRE WASH. THESE BMPS MUST BE IN PLACE PRIOR TO LAND-DISTURBING

ACTIVITIES. (SECTION 2.2.7)

21. WHEN TRUCKING SATURATED SOILS FROM THE SITE, EITHER USE WATER-TIGHT TRUCKS OR DRAIN LOADS

ON SITE. (SECTION 2.2.7.F)

22. CONTROL PROHIBITED DISCHARGES FROM LEAVING THE CONSTRUCTION SITE, I.E., CONCRETE WASH-OUT, WASTEWATER FROM CLEANOUT OF STUCCO, PAINT AND CURING COMPOUNDS. (SECTIONS 1.5 AND 2.3.9)

23. ENSURE THAT STEEP SLOPE AREAS WHERE CONSTRUCTION ACTIVITIES ARE NOT OCCURRING ARE NOT

DISTURBED. (SECTION 2.2.10)

24. PREVENT SOIL COMPACTION IN AREAS WHERE POST-CONSTRUCTION INFILTRATION FACILITIES ARE TO BE

INSTALLED. (SECTION 2.2.12)

25. USE BMPS TO PREVENT OR MINIMIZE STORMWATER EXPOSURE TO POLLUTANTS FROM SPILLS; VEHICLE AND EQUIPMENT FUELING, MAINTENANCE, AND STORAGE; OTHER CLEANING AND MAINTENANCE ACTIVITIES; AND WASTE HANDLING ACTIVITIES. THESE POLLUTANTS INCLUDE FUEL, HYDRAULIC FLUID, AND OTHER OILS FROM VEHICLES AND MACHINERY, AS WELL AS DEBRIS, FERTILIZER, PESTICIDES AND HERBICIDES, PAINTS, SOLVENTS, CURING COMPOUNDS AND ADHESIVES FROM CONSTRUCTION OPERATIONS. (SECTIONS 2.2.15

AND 2.3)

26. PROVIDE PLANS FOR SEDIMENTATION BASINS THAT HAVE BEEN DESIGNED PER SECTION 2.2.17 AND

STAMPED BY AN OREGON PROFESSIONAL ENGINEER. (SECTION 2.2.17.A)

27. IF ENGINEERED SOILS ARE USED ON SITE, A SEDIMENTATION BASIN/IMPOUNDMENT MUST BE INSTALLED.

(SECTIONS 2.2.17 AND 2.2.18)

28. PROVIDE A DEWATERING PLAN FOR ACCUMULATED WATER FROM PRECIPITATION AND UNCONTAMINATED

GROUNDWATER SEEPAGE DUE TO SHALLOW EXCAVATION ACTIVITIES. (SEE SECTION 2.4)

29. IMPLEMENT THE FOLLOWING BMPS WHEN APPLICABLE: WRITTEN SPILL PREVENTION AND RESPONSE PROCEDURES, EMPLOYEE TRAINING ON SPILL PREVENTION AND PROPER DISPOSAL PROCEDURES, SPILL KITS IN ALL VEHICLES, REGULAR MAINTENANCE SCHEDULE FOR VEHICLES AND MACHINERY, MATERIAL DELIVERY AND STORAGE CONTROLS, TRAINING AND SIGNAGE, AND COVERED STORAGE AREAS FOR WASTE

AND SUPPLIES. (SECTION 2.3)

30. USE WATER, SOIL-BINDING AGENT OR OTHER DUST CONTROL TECHNIQUE AS NEEDED TO AVOID

WIND-BLOWN SOIL. (SECTION 2.2.9)

31. THE APPLICATION RATE OF FERTILIZERS USED TO REESTABLISH VEGETATION MUST FOLLOW MANUFACTURER'S RECOMMENDATIONS TO MINIMIZE NUTRIENT RELEASES TO SURFACE WATERS. EXERCISE CAUTION WHEN USING TIME-RELEASE FERTILIZERS WITHIN ANY WATERWAY RIPARIAN ZONE. (SECTION 2.3.5)

32. IF AN ACTIVE TREATMENT SYSTEM (FOR EXAMPLE, ELECTRO-COAGULATION, FLOCCULATION, FILTRATION, ETC.) FOR SEDIMENT OR OTHER POLLUTANT REMOVAL IS EMPLOYED, SUBMIT AN OPERATION AND MAINTENANCE PLAN (INCLUDING SYSTEM SCHEMATIC, LOCATION OF SYSTEM, LOCATION OF INLET, LOCATION OF DISCHARGE, DISCHARGE DISPERSION DEVICE DESIGN, AND A SAMPLING PLAN AND FREQUENCY) BEFORE OPERATING THE TREATMENT SYSTEM. OBTAIN ENVIRONMENTAL MANAGEMENT PLAN APPROVAL FROM DEQ BEFORE OPERATING THE TREATMENT SYSTEM. OPERATE AND MAINTAIN THE

TREATMENT SYSTEM ACCORDING TO MANUFACTURER'S SPECIFICATIONS. (SECTION 1.2.9)

33. TEMPORARILY STABILIZE SOILS AT THE END OF THE SHIFT BEFORE HOLIDAYS AND WEEKENDS, IF NEEDED.

THE REGISTRANT IS RESPONSIBLE FOR ENSURING THAT SOILS ARE STABLE DURING RAIN EVENTS AT ALL

TIMES OF THE YEAR. (SECTION 2.2)

34. AS NEEDED BASED ON WEATHER CONDITIONS, AT THE END OF EACH WORKDAY SOIL STOCKPILES MUST BE STABILIZED OR COVERED, OR OTHER BMPS MUST BE IMPLEMENTED TO PREVENT DISCHARGES TO SURFACE

WATERS OR CONVEYANCE SYSTEMS LEADING TO SURFACE WATERS. (SECTION 2.2.8)

35. SEDIMENT FENCE: REMOVE TRAPPED SEDIMENT BEFORE IT REACHES ONE THIRD OF THE ABOVE GROUND

HEIGHT AND BEFORE FENCE REMOVAL. (SECTION 2.1.5.B)

36. OTHER SEDIMENT BARRIERS (SUCH AS BIOBAGS): REMOVE SEDIMENT BEFORE IT REACHES TWO INCHES

DEPTH ABOVE GROUND HEIGHT AND BEFORE BMP REMOVAL. (SECTION 2.1.5.C)

37. CATCH BASINS: CLEAN BEFORE RETENTION CAPACITY HAS BEEN REDUCED BY FIFTY PERCENT. SEDIMENT BASINS AND SEDIMENT TRAPS: REMOVE TRAPPED SEDIMENTS BEFORE DESIGN CAPACITY HAS BEEN

REDUCED BY FIFTY PERCENT AND AT COMPLETION OF PROJECT. (SECTION 2.1.5.D)

38. WITH 24 HOURS, SIGNIFICANT SEDIMENT THAT HAS LEFT THE CONSTRUCTION SITE, MUST BE REMEDIATED.

INVESTIGATE THE CAUSE OF THE SEDIMENT RELEASE AND IMPLEMENT STEPS TO PREVENT A RECURRENCE OF THE DISCHARGE WITHIN THE SAME 24 HOURS. ANY IN-STREAM CLEAN UP OF SEDIMENT SHALL BE

PERFORMED ACCORDING TO THE OREGON DEPARTMENT OF STATE LANDS REQUIRED TIMEFRAME.

(SECTION 2.2.19.A)

39. THE INTENTIONAL WASHING OF SEDIMENT INTO STORM SEWERS OR DRAINAGE WAYS MUST NOT OCCUR.

VACUUMING OR DRY SWEEPING AND MATERIAL PICKUP MUST BE USED TO CLEAN UP RELEASED SEDIMENTS.

(SECTION 2.2.19)

40. DOCUMENT ANY PORTION(S) OF THE SITE WHERE LAND DISTURBING ACTIVITIES HAVE PERMANENTLY CEASED OR WILL BE TEMPORARILY INACTIVE FOR 14 OR MORE CALENDAR DAYS. (SECTION 6.5.F)

41. PROVIDE TEMPORARY STABILIZATION FOR THAT PORTION OF THE SITE WHERE CONSTRUCTION ACTIVITIES CEASE FOR 14 DAYS OR MORE WITH A COVERING OF BLOWN STRAW AND A TACKIFIER, LOOSE STRAW, OR AN ADEQUATE COVERING OF COMPOST MULCH UNTIL WORK RESUMES ON THAT PORTION OF THE SITE.

(SECTION 2.2.20)

42. DO NOT REMOVE TEMPORARY SEDIMENT CONTROL PRACTICES UNTIL PERMANENT VEGETATION OR OTHER COVER OF EXPOSED AREAS IS ESTABLISHED. ONCE CONSTRUCTION IS COMPLETE AND THE SITE IS STABILIZED, ALL TEMPORARY EROSION CONTROLS AND RETAINED SOILS MUST BE REMOVED AND DISPOSED OF PROPERLY, UNLESS NEEDED FOR LONG TERM USE FOLLOWING TERMINATION OF PERMIT COVERAGE.

(SECTION 2.2.21)

EROSION/SEDIMENT CONTROL PLAN (ESCP) NOTES:

REFER TO NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) STORMWATER DISCHARGE PERMIT, ISSUED BY OREGON DEPARTMENT OF ENVIRONMENTAL QUALITY PURSUANT TO ORS 468B.050 AND SECTION 402 OF THE FEDERAL CLEAN WATER ACT.

EROSION/SEDIMENT INSPECTION FREQUENCY

SITE CONDITION MINIMUM FREQUENCY

1. ACTIVE PERIOD. ON INITIAL DATE THAT LAND DISTURBANCE ACTIVITIES COMMENCE.

WITHIN 24 HOURS OF ANY STORM EVENT, INCLUDING RUNOFF FROM

SNOW MELT, THAT RESULTS IN DISCHARGE FROM THE SITE. AT LEAST

ONCE EVERY 14 DAYS, REGARDLESS OF WHETHER STORMWATER RUNOFF

IS OCCURRING.

2. INACTIVE PERIODS GREATER

THAN FOURTEEN (14)

CONSECUTIVE CALENDAR

DAYS.

THE INSPECTOR MAY REDUCE THE FREQUENCY OF INSPECTIONS IN ANY

AREA OF THE SITE WHERE THE STABILIZATION STEPS IN SECTION 2.2.20

HAVE BEEN COMPLETED TO TWICE PER MONTH FOR THE FIRST MONTH,

NO LESS THAN 14 CALENDAR DAYS APART, THEN ONCE PER MONTH.

3. PERIODS DURING WHICH THE

SITE IS INACCESSIBLE DUE TO

INCLEMENT WEATHER.

IF SAFE, ACCESSIBLE AND PRACTICAL, INSPECTIONS MUST OCCUR DAILY

AT A RELEVANT DISCHARGE POINT OR DOWNSTREAM LOCATION OF THE

RECEIVING WATERBODY.

4. PERIODS DURING WHICH

CONSTRUCTION ACTIVITIES

ARE SUSPENDED AND RUNOFF

IS UNLIKELY DUE TO FROZEN

CONDITIONS.

VISUAL MONITORING INSPECTIONS MAY BE TEMPORARILY SUSPENDED.

IMMEDIATELY RESUME MONITORING UPON THAWING, OR WHEN WEATHER

CONDITIONS MAKE DISCHARGES LIKELY.

5. PERIODS DURING WHICH

CONSTRUCTION ACTIVITIES

ARE CONDUCTED AND RUNOFF

IS UNLIKELY DUE TO FROZEN

CONDITIONS.

VISUAL MONITORING INSPECTIONS MAY BE REDUCED TO ONCE A MONTH.

IMMEDIATELY RESUME MONITORING UPON THAWING, OR WHEN WEATHER

CONDITIONS MAKE DISCHARGES LIKELY.

AUTHORIZED NON-STORMWATER DISCHARGES:

1. WATER AND ASSOCIATED DISCHARGES FROM EMERGENCY FIREFIGHTING ACTIVITIES;

2. FIRE HYDRANT FLUSHING;

3. PROPERLY MANAGED LANDSCAPE IRRIGATION;

4. WATER USED TO WASH EQUIPMENT AND VEHICLES (EXCLUDING THE ENGINE, UNDERCARRIAGE, AND WHEELS/TIRES) PROVIDED THERE IS

NO DISCHARGE OF SOAPS, SOLVENTS, OR DETERGENTS USED;

5. WATER TO CONTROL DUST;

6. POTABLE WATER INCLUDING UNCONTAMINATED WATER LINE FLUSHINGS;

7. EXTERNAL BUILDING WASHDOWN, PROVIDED SOAPS, SOLVENTS, AND DETERGENTS ARE NOT USED, AND EXTERNAL SURFACES DO NOT

CONTAIN HAZARDOUS SUBSTANCES;

8. PAVEMENT WASH WATERS, PROVIDED SPILLS OR LEAKS OF TOXIC OR HAZARDOUS SUBSTANCES HAVE NOT OCCURRED (UNLESS ALL SPILL MATERIAL HAS BEEN REMOVED) AND WHERE SOAPS, SOLVENTS, AND DETERGENTS ARE NOT USED. DIRECTING PAVEMENT WASH WATERS INTO ANY SURFACE WATER, STORM DRAIN INLET, OR STORMWATER CONVEYANCE IS PROHIBITED, UNLESS THE CONVEYANCE IS CONNECTED TO A SEDIMENT BASIN, SEDIMENT TRAP, OR SIMILARLY EFFECTIVE CONTROL FOR THE POLLUTANTS PRESENT. PER 2.2.19.b, HOSING OF ACCUMULATED SEDIMENTS ON PAVEMENT INTO ANY STORMWATER CONVEYANCE IS PROHIBITED;

9. UNCONTAMINATED AIR CONDITIONING OR COMPRESSOR CONDENSATE;

10. UNCONTAMINATED, NON-TURBID DISCHARGES OF GROUNDWATER OR SPRING WATER;

11. FOUNDATION OR FOOTING DRAINS WHERE FLOWS ARE NOT CONTAMINATED WITH PROCESS MATERIALS SUCH AS SOLVENTS OR

CONTAMINATED GROUNDWATER; AND

12. CONSTRUCTION DEWATERING ACTIVITIES (INCLUDING GROUNDWATER DEWATERING AND WELL DRILLING DISCHARGE ASSOCIATED WITH

THE REGISTERED CONSTRUCTION ACTIVITY), PROVIDED THAT:

12.1. THE WATER IS LAND APPLIED IN A WAY THAT RESULTS IN COMPLETE INFILTRATION WITH NO POTENTIAL TO DISCHARGE TO A SURFACE WATER OF THE STATE, OR THE USE OF A SANITARY OR COMBINED SEWER DISCHARGE IS AUTHORIZED WITH LOCAL

SEWER DISTRICT APPROVAL; OR

12.2. BEST MANAGEMENT PRACTICES AND A TREATMENT SYSTEM APPROVED BY DEQ OR AGENT (SEE SECTION 1.2.9) ARE USED TO

ENSURE COMPLIANCE WITH DISCHARGE AND WATER QUALITY REQUIREMENTS IN SECTION 2.4.

POLLUTANT-GENERATING ACTIVITIES:

1. STORMWATER DISCHARGE FOR THE SITE DOES NOT REACH "WATERS OF THE STATE". POLLUTANT-GENERATING ACTIVITIES FOR THE

SITE INCLUDE CLEARING, GRUBBING, STRIPPING, EXCAVATION, BACKFILL, COMPACTION, ASPHALT PAVEMENT AND ASPHALT PAINTING.

STORAGE OF POLLUTANTS AND FUELING AND MAINTENANCE OF EQUIPMENT SHALL OCCUR IN CONTRACTORS STAGING AREA.

EC-02

EROSION CONTROL PLAN STANDARD NOTES

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-E

R O

SI

O

N C

O N

TR

O

L.

dw g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

SCALE: N.T.S.

SILT FENCE 1

EC-03

TOP VIEW

NOTES:

FRONT VIEW SIDE VIEW1. BURY BOTTOM OF FILTER FABRIC 6"

MIN. VERTICALLY BELOW GRADE.

2. 2" x 2" FIR, PINE, OR STEEL FENCE

POSTS.

3. STITCHED LOOPS TO BE INSTALLED

UPHILL SIDE OF SLOPE.

4. COMPACT NATIVE FILL IN ALL AREAS

OF FILTER FABRIC TRENCH.

6"

8 FT MAXIMUM

ANGLE BOTH ENDS OF SEDIMENT FENCE

TO ASSURE SOIL IS TRAPPED.

INTERLOCKED

2" x 2" POSTS

AND ATTACH.

EC-03

BIOFILTER INLET PROTECTION

SCALE: N.T.S.

TYPICAL BIOFILTER BAGS.

PLACE AT INLETS AND

CULVERT ENTRANCES.

FLOW

FLOW

GRATE#5 REBAR #5 REBAR

SEWN 6"

OVERLAP

#5 REBAR

SEWN 6"

OVERLAP

FILTERED

WATER

NOTES:

1. INSTALL PREFABRICATED FILTER INSERT - TYPE 3 PER ODOT STANDARD

DRAWING RD1010.

2. INSTALLATION, MAINTENANCE, AND REMOVAL OF SEDIMENT SHALL BE

INCIDENTAL TO "TEMPORARY EROSION AND POLLUTION CONTROL." NO

SEPARATE MEASUREMENT OR PAYMENT SHALL BE MADE.

EC-03

PREFABRICATED FILTER

INSERT - TYPE 3 DETAIL

SCALE: N.T.S.

CONTRACTOR TO PROTECT CONSTRUCTION AREA AND

PROVIDE NOXIOUS WEED CONTROL AS NECESSARY

NARRATIVE:

PART I

1. PERMIT REGISTRATION INFORMATION

1.1. DATE: MAY 2024

1.2. PROJECT NAME: COTTAGE GROVE STATE AIRPORT APRON

REHABILITATION

1.3. COMPANY NAME: OREGON DEPARTMENT OF AVIATION

1.4. EMAIL: ANTHONY.BEACH@ODAV.OREGON.GOV

1.5. PREPARED BY: SEE TITLE BLOCK INFORMATION

2. OREGON PROFESSIONAL CERTIFICATION INFORMATION

2.1. THIS PROJECT DOES COVER LESS THAN 20 ACRES.

2.2. THIS PROJECT DOES NOT REQUIRE ENGINEERED FACILITIES.

2.3. THE ESCP HAS BEEN PREPARED AND STAMPED BY AN OREGON

REGISTERED PROFESSIONAL ENGINEER,

RYAN HALVORSON, PE

5500 MEADOWS ROAD, SUITE 250, LAKE OSWEGO, OR 97035

503-419-2130, RHALVORSON@CENTURYWEST.COM

3. INSPECTOR QUALIFICATION INFORMATION

3.1. MARK HAGEDORN, PE (CESCL #CWTA-71811285, EXP. 4/6/25)

1020 SW EMKAY DRIVE, SUITE 100, BEND, OR 97702

541-322-8962, MHAGEDORN@CENTURYWEST.COM

4. NARRATIVE SITE DESCRIPTION

4.1. THE COTTAGE GROVE STATE AIRPORT APRON REHABILITATION

PROJECT WILL RECONSTRUCT THE MAIN APRON EAST OF THE

HANGARS AND WEST OF THE AIRPORT'S RUNWAY AND TAXIWAY. IN

GENERAL, EXISTING PAVEMENT HAS DETERIORATED AND THIS

PROJECT WILL REPLACE AND FULLY RECONSTRUCT PAVEMENT

SECTIONS OVER THE EXISTING FOOTPRINT.

4.2. NEW PAVEMENT SECTIONS WILL CONSIST OF ASPHALT AND

AGGREGATE IMPORTED FROM LOCAL QUARRIES. ONSITE SOILS WILL

BE UTILIZED FOR EARTH FILL. GEOTECHNICAL REPORT DESCRIBES

SOILS AS VARIABLE COMBINATIONS OF SANDY LOAM, SANDY SILT,

SILTY SAND, CLAY, SILT AND SAND SILT ACROSS SITE. NRCS ASSIGNS

THESE SOILS A MODERATE HIGH TO HIGH ERODIBILITY.

5. TMDL AND 303(D) LISTING

5.1. NEAREST WATERBODY DOES NOT HAVE TMDL OR 303(d)

REQUIREMENTS.

6. NATURAL BUFFER ZONE

6.1. NO WATERS OF THE STATE EXIST WITHIN THE PROJECT SITE OR

WITHIN 50 FEET OF THE SITE.

7. ENGINEERED SOILS

7.1. ENGINEERED SOILS ARE NOT USED ON SITE.

SPILL PROCEDURES:

1. IF MEDICAL EMERGENCY AND/OR ADDITIONAL ASSISTANCE IS REQUIRED,

CALL 911.

2. AVOID CONTACT AND MOVE AWAY OR UPWIND FORM THE SPILL IF UNSURE

IF SAFE.

3. KEEP NON-EMERGENCY INDIVIDUALS OUT OF AREA.

4. CONTROL AND CONTAIN THE SPILL.

5. CLEAN UP WHAT YOU CAN.

6. REPORT THE SPILL TO OREGON EMERGENCY RESPONSE SYSTEM

(1-800-452-0311) IF:

6.1. OIL REACHES A WATER OF THE STATE

6.2. LAND OIL SPILLS GREATER THAN 42 GALLONS

6.3. REPORTABLE QUANTITIES AND HAZARDOUS MATERIALS PER 40 CFR

PART 302.

7. APPROPRIATELY DISPOSE OF CLEANUP MATERIALS.

8. REFER TO EPA'S EMERGENCY RESPONSE WEBSITE TO DETERMINE IF

REPORTABLE AND CALL 1-800-424-8802 IF REQUIRED.

9. CONTINUE LONG TERM CLEANUP.

10. COMPLETE AND SUBMIT SPILL RELEASE REPORT FORM WITH OREGON DEQ.

FERTILIZER APPLICATION AND STORAGE :

1. FERTILIZER IS INCLUDED IN HYDROSEED MIXTURE. FERTILIZER

SHALL NOT BE STORED ONSITE.

2. FERTILIZER SHALL BE APPLIED PER MANUFACTURERS

RECOMMENDED APPLICATION RATE.

3. APPLY FERTILIZER DURING TIME OF YEAR TO MAXIMIZE

VEGETATIVE UPTAKE AND GROWTH.

4. AVOID APPLICATION BEFORE HEAVY RAINS.

5. DO NOT APPLY TO FROZEN GROUND AND/OR STORMWATER

CHANNELS.

6. COMPLY WITH LOCAL, STATE, AND FEDERAL FERTILIZER LAWS .

SITE INFORMATION

AREA TYPE SIZE (AC)

TOTAL PROPERTY 74

TOTAL DISTURBED 3.08

TOTAL DISTURBED

IMPERVIOUS 2.77

TOTAL DISTURBED

PERVIOUS 0.31

SEEDING INFORMATION

SEED PLS

(LBS/AC)

FINE FESCUE 26.7

PERENNIAL

RYEGRASS 4.8

KENTUCKY

BLUEGRASS 1.7

COLONIAL

BENTGRASS 3.15

CHECKLIST OF REQUIRED ELEMENTS:

PART III

THE FOLLOWING LIST ADDRESSES CHECKLIST ITEMS THAT ARE NOT

OTHERWISE DESCRIBED IN THESE PLANS AND NOTES.

1. GIVEN THE DEPTH OF GROUNDWATER FROM THE PROJECT

GEOTECHNICAL REPORT, DEWATERING SHOULD NOT BE NECESSARY.

2. THE FOLLOWING ITEMS DO NOT EXIST AND ARE NOT PROPOSED FOR

THE SITE:

2.1. SEPTIC DRAIN FIELDS

2.2. DRY WELLS

2.3. DRINKING WATER WELLS

2.4. PLANTERS

ANTICIPATED SCHEDULE AND BMPS:

PART II

1. ANTICIPATED SCHEDULE

1.1. ANTICIPATED START DATE FOR WORK IS JULY 2024.

1.2. ANTICIPATED END DATE FOR WORK IS OCTOBER 2024; NO TEMPORARY

STOP DATES ARE ANTICIPATED.

1.3. FINAL STABILIZATION AND REMOVAL OF TEMPORARY STORMWATER

CONTROLS IS ANTICIPATED TO OCCUR IN OCTOBER 2024.

2. ANCIPATED BMP SCEDULE

2.1. CONSTRUCTION ENTRANCE: JULY - OCTOBER 2024

2.2. INLET PROTECTION: JULY - OCTOBER 2024

2.3. SEDIMENT BARRIERS: JULY - OCTOBER 2024

2.4. HYROSEEDING: SEPTEMBER - OCTOBER 2024

RAIN GAUGE:

1. THE REFERENCE RAIN GAUGE FOR THE PROJECT SHALL

BE DW5081 PORT ORFORD.

MATCH EXISTING GRADE

100'

B

B

AC

C

ES

S R

O

AD

' R

M

IN

20' MIN.

8" MIN, UNLESS OTHERWISE

SPECIFIED BY SOILS ENGINEER.

ORIGINAL GRADE

4" - 1" OPEN GRADED

AGGREGATE

FILTER FABRIC

PLAN

N.T.S.

SECTION B-B

N.T.S.

NOTES:

1. INSTALL CONSTRUCTION ENTRANCE PER ODOT

STANDARD DRAWING RD1000 OR OTHER

APPROVED EQUAL FROM ODOT STANDARD

DRAWINGS OR OREGON DEQ BEST

MANAGEMENT PRACTICES MANUAL.

2. INSTALLATION, MAINTENANCE, AND REMOVAL

OF CONSTRUCTION ENTRANCE SHALL BE

INCIDENTAL TO "EROSION CONTROL." NO

SEPARATE MEASUREMENT OR PAYMENT SHALL

BE MADE.

EC-03

CONSTRUCTION

ENTRANCE DETAIL

SCALE: N.T.S.

EC-03

EROSION CONTROL SITE SPECIFIC NOTES & DETAILS

SD

SD

SD

X

XXXXXXXXXXXX

XXXXXXXX

X

B

B

B

B

UG

P

UG

P

UGP

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-D

EM

O

LI

TI

O N

P

LA

N .d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

C-01SCALE: 1"= 40'

DEMOLITION PLAN

AIRPORT BEACON

TOWER

N

120'

AIRPORT FUEL

STATION

PALMER AVE

DAVIDSO

N AVE

TAXIW

AY A

R U

N W

AY 15-33

AIRPORT

ELECTRICAL BLDG

DEMOLITION NOTES:

1. PROTECT EXISTING STRUCTURES, UTILITIES AND

FEATURES TO REMAIN.

2. PROTECT ALL EXISTING PAVEMENT MARKINGS

OUTSIDE PAVEMENT REMOVAL UNLESS OTHERWISE

NOTED.

4. PROTECT EXISTING STORM DRAINAGE STRUCTURES

UNLESS OTHERWISE NOTED.

5. ASPHALT DEMOLITION EXTENTS FOR ASPHALT PATCH

WILL BE INDICATED BY THE ENGINEER. CONTRACTOR

WILL BE PROVIDED WITH MEASURED ASPHALT

DEMOLITION QUANTITY INFORMATION.

DEMOLITION KEY NOTES:

SAWCUT EXISTING PAVEMENT FOR CLEAN VERTICAL EDGE AND

PAVEMENT REMOVAL (P-101)

REMOVE EXISTING PAVEMENT AND EXISTING BASE ROCK PER

GEOTECHNICAL REPORT (P-101). DISPOSE OFF-SITE.

PROTECT EXISTING STORM CATCH BASIN THROUGHOUT

CONSTRUCTION

PROTECT EXISTING PAVEMENT DURING PAVEMENT REMOVAL

PROTECT EXISTING AIRCRAFT FUELING STATION EQUIPMENT

DURING PAVEMENT REMOVAL

PROTECT EXISTING CONCRETE WALKWAY DURING PAVEMENT

REMOVAL

REMOVE EXISTING AIRCRAFT TIEDOWN ANCHOR. DISPOSE

OFF-SITE.

PROTECT EXISTING CATCH BASIN MANHOLE THROUGHOUT

CONSTRUCTION

PROTECT EXISTING LANDSCAPE WALL THROUGHOUT

CONSTRUCTION

PROTECT EXISTING CONCRETE FUEL SLAB THROUGHOUT

CONSTRUCTION

EXISTING FUEL TANK DECOMMISSIONED IN 2020. PROTECT AND

DO NOT DISTURB TANKS THROUGHOUT CONSTRUCTION.

HANGAR TAXILANE

65'

7 TYP

7 TYP

7TYP

7 TYP

C-01

DEMOLITION PLAN

LEGEND:

RUNWAY SAFETY AREA

OBJECT FEE AREA

TAXIWAY OBJECT FREE AREA

PAVEMENT REMOVAL

AutoCAD SHX Text

CB

AutoCAD SHX Text D

AutoCAD SHX Text

CB

AutoCAD SHX Text D

AutoCAD SHX Text D

AutoCAD SHX Text D

AutoCAD SHX Text E

AutoCAD SHX Text E

XXXXXXXX

X

A-1

A-27A-26

A-25 A-24 A-23

A-22 A-21

A-20 A-19

A-18 A-17

A-16 A-15

A-14 A-13

A-12 A-11

A-10

A-9

A-8 A-7

A-6

A-5

A-4

A-3 A-2

B-8

B-1

B-2

B-3

B-4

B-5

B-6

B-7

C-6

C-1

C-2

C-3 C-4

C-5

PAVEMENT RECONSTRUCT POINTS

POINT

A-1

A-2

A-3

A-4

A-5

A-6

A-7

A-8

A-9

A-10

A-11

A-12

A-13

A-14

A-15

A-16

A-17

A-18

A-19

A-20

A-21

A-22

NORTHING

788126.85

788118.11

788123.05

788128.89

788087.54

788009.04

787965.71

787961.85

787982.49

787978.53

788007.96

788004.10

788034.03

788034.84

788074.91

788078.72

788091.71

788092.32

788105.31

788106.93

788039.74

788041.83

EASTING

4252535.90

4252742.37

4252798.95

4252825.45

4252833.60

4252847.25

4252855.78

4252836.16

4252832.09

4252811.98

4252806.18

4252786.56

4252780.66

4252756.71

4252758.06

4252668.07

4252668.62

4252654.15

4252654.70

4252616.25

4252613.41

4252564.04

PAVEMENT RECONSTRUCT POINTS

POINT

A-23

A-24

A-25

A-26

A-27

B-1

B-2

B-3

B-4

B-5

B-6

B-7

B-8

C-1

C-2

C-3

C-4

C-5

C-6

NORTHING

788048.11

788055.93

788057.05

788107.50

788106.87

787898.46

787914.80

787804.91

787793.21

787782.42

787773.53

787859.87

787864.12

787698.37

787712.58

787693.47

787691.51

787666.95

787652.26

EASTING

4252559.23

4252544.20

4252517.94

4252520.07

4252535.06

4252782.91

4252865.82

4252887.47

4252828.11

4252830.24

4252785.10

4252768.09

4252789.68

4252833.55

4252905.66

4252909.43

4252912.40

4252917.24

4252842.63

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-S

IT

E

PL

AN

.d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY SIGNED

ELECTRONIC DOCUMENT AVAILABLE UPON REQUEST

78906PE

OREGON

EXPIRES: 6/30/25

SEPT 11, 2012

RYAN HA JIME HA LVORSO

N

ENGINEER

RE

GIS

TERED PROFESSIONAL

C-02SCALE: 1"= 40'

SITE PLAN

AIRPORT BEACON

TOWER

N

AIRPORT FUEL

STATION

PALMER AVE

DAVIDSO

N AVE

TAXIW

AY A

R U

N W

AY 15-33

AIRPORT

ELECTRICAL BLDG

HANGAR TAXILANE

KEY NOTES:

MATCH INTO EXISTING ASPHALT PAVING

MATCH INTO EXISTING CONCRETE PAVING

PROTECT EXISTING LANDSCAPE WALL DURING PAVING

PROTECT EXISTING PAVEMENT DURING CONSTRUCTION

INSTALL PLANE TIE DOWN ANCHORS. SEE GRADING PLANS

C-05-C-07 FOR LOCATIONS AND SEE DETAIL

INSTALL APRON BUILD-UP PAVING SECTION PER DETAIL

INSTALL APRON RECONSTRUCT PAVING SECTION PER DETAIL

C-02

SITE PLAN

LEGEND:

RUNWAY SAFETY AREA

OBJECT FEE AREA

TAXIWAY OBJECT FREE AREA

TAXILANE OBJECT FREE AREA

PROPOSED EDGE OF PAVEMENT

WORK AREA BOUNDARY

PAVEMENT BUILD-UP AREA

PAVEMENT RECONSTRUCT AREA

C-09 2

C-09

C-09

C-12

5 5

5 5

C-09

AIRPORT TERMINAL

BUILDING

EXISTING HANGAR

EXISTING

HANGAR

EXISTING HANGAR

EXISTING HANGAR

PAVEMENT AREAS:

PAVEMENT BUILD-UP AREA 80,532 SF

PAVEMENT RECONSTRUCTION 37,202 SF

TOTAL 117,734 SF

AutoCAD SHX Text

CB

AutoCAD SHX Text D

AutoCAD SHX Text

CB

AutoCAD SHX Text D

AutoCAD SHX Text D

3 4

141516

53 54

X

XXXXXXXXXXXX

XXXXXXXX

X

64 63

C51

C52

C53

C54 C55

C56

C57 C58

C59 C60

C61

C62 C63

C64

C65

C66 C67

C68C69

C70

C71

POINT TABLE

Point #

Northing

788083.9102

788132.8352

788110.6310

788118.1116

788123.0550

788128.8867

788087.5370

788009.0358

787693.4775

787691.5080

787666.9549

787642.6841

787765.6367

787756.4417

787755.5150

787757.5293

787783.2430

787807.2110

787866.0941

787866.4842

787874.8538

787879.2632

787896.2486

787933.9084

787936.3273

Easting

4252362.6672

4252394.4290

4252393.4894

4252742.3726

4252798.9518

4252825.4546

4252833.6020

4252847.2474

4252909.4619

4252912.3980

4252917.2359

4252794.0574

4252769.8311

4252723.1649

4252712.2147

4252633.8129

4252635.1690

4252636.5100

4252673.6018

4252664.2132

4252671.9351

4252673.7070

4252675.3044

4252667.8840

4252665.0241

POINT TABLE

Point #

Northing

787936.7310

787957.3960

787958.1410

787967.6990

787975.5520

787984.1250

787985.5770

787993.8160

787994.7800

788002.9177

788000.0241

787987.0220

787981.0450

787981.2811

787983.3454

787987.3875

787991.3426

788003.1469

788025.1279

788024.6924

788026.6078

788035.1887

788054.2770

788055.9942

788060.3426

Easting

4252650.5370

4252650.7230

4252621.9250

4252619.9740

4252620.2700

4252575.1370

4252573.3200

4252573.4660

4252539.7090

4252507.2133

4252499.3124

4252495.0490

4252495.2420

4252481.1290

4252483.1615

4252483.0309

4252482.3668

4252399.0334

4252399.9525

4252471.6478

4252473.6512

4252474.0143

4252462.2298

4252458.4084

4252440.0283

POINT TABLE

Point #

Northing

788063.6539

788057.9319

788055.9345

788048.1089

788041.8335

788035.3325

788025.9111

788024.6523

788024.5275

788024.6478

788037.1551

788053.1844

787997.8230

787999.6800

788002.2351

788004.3469

787830.8571

787805.6098

Easting

4252361.8645

4252496.9964

4252544.1979

4252559.2338

4252564.0373

4252566.0876

4252556.8085

4252539.0331

4252535.3716

4252503.0694

4252491.1111

4252491.7894

4252529.6684

4252522.9664

4252478.9920

4252476.0797

4252680.5448

4252675.0511

CURVE TABLE

Curve #

C51

C52

C53

C54

C55

C56

C57

C58

C59

C60

Length (FT)

44.0

57.0

11.0

11.6

11.5

4.0

8.9

14.0

3.2

4.0

Radius (FT)

28.0

220.0

50.0

13.6

20.0

3.0

8.0

20.0

2.0

15.0

DELTA

090°00'00"

014°49'58"

012°37'06"

049°13'37"

033°02'19"

077°15'26"

063°27'18"

040°00'27"

092°48'29"

015°21'54"

CURVE TABLE

Curve #

C62

C63

C64

C65

C66

C67

C68

C69

C70

C71

Length (FT)

3.1

23.8

19.0

7.9

17.5

7.0

14.6

19.3

4.0

3.7

Radius (FT)

2.0

20.0

50.0

5.0

20.0

10.0

10.0

12.0

2.5

50.0

DELTA

087°43'31"

068°13'33"

021°46'27"

090°00'00"

050°08'41"

039°51'19"

083°31'33"

092°16'29"

090°49'47"

004°11'57"

C61 3.9 3.0 073°40'40"

SCALES ACCORDINGLY.

THIS SHEET, ADJUST

IF NOT ONE INCH ON

0" 1"

ORIGINAL DRAWING.

BAR IS ONE INCH ON

VERIFY SCALES

APPRBYNO. DATE REVISIONS

SHEET NO.

DRAWING NO.

DATE:

MAY 2024

OREGON DEPARTMENT OF AVIATION

COTTAGE GROVE STATE AIRPORT

APRON REHABILITATION PROJECT

PROJECT NO: SCALE:

CHECKED BY:

DRAWN BY:

DESIGNED BY:

y:

\P ro je ct s\ or eg on d ep ar tm en t o f a vi at io n\

- c ot ta ge g ro ve a pr on re ha b de si gn \C

AD

W O

R

KI

N G

\1

-S

IT

E

LA

YO

U T

PL

AN

.d w g

AS NOTED40097.122.01

CENTURY

WEST

E N G I N E E R I N G

PORTLAND OFFICE

5500 MEADOWS ROAD

SUITE #250

LAKE OSWEGO, OR 97035

503.419.2130 OFFICE

JAK

RHH

RHH

THIS PLAN SHEET IS INTENDED TO BE VIEWED

IN COLOR. THE FOLLOWING COLORS SHOULD

BE DISTINGUISHABLE WHEN PRINTED

CORRECTLY:

RED BLUE

A.I.P. NO. 3-41-0015-014-2023

BID SET

DIGITALLY…