Attachment C - Leesburg WPCF_SPI-1_Bid-Ready Drawings_Vol 2 of 7.pdf

NO. DATEISSUED FOR APPROVEDBY

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IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

NOTE:

SILT CONTROL SYSTEM TO BE USED IN CONJUNCTION WITH PUMP AROUND IF DEEMED

NECESSARY BY SEDIMENT CONTROL INSPECTOR TO TREAT ANY SEDIMENT-LADEN WATER

WITHIN THE DRY WORK AREA.

DEWATERING/FILTER BAG MATERIALS SPECIFICATIONS:

THE DEWATERING/FILTER BAG SHALL BE MADE OF NON-WOVEN GEOTEXTILE WITH A MINIMUM

SURFACE AREA OF 225 SQUARE FEET PER SIDE. ALL STRUCTURAL SEAMS SHALL BE SEWN WITH A DOUBLE STITCH USING A DOUBLE NEEDLE MACHINE WITH HIGH STRENGTH THREAD. THE SEAM

STRENGTH SHALL WITHSTAND 100LB/IN USING ASTM D-4884 TEST METHOD. THE

DEWATERING/FILTER BAG SHALL HAVE A NOZZLE LARGE ENOUGH TO ACCOMMODATE A FOUR

INCH DISCHARGE HOSE. THE NOZZLE SHALL BE SEALED TIGHTLY AROUND THE DISCHARGE

HOSE WITH A STRAP OR SIMILAR DEVICE TO PREVENT UNTREATED WATER FROM ESCAPING.

THE GEOTEXTILE FABRIC SHALL BE A NON-WOVEN FABRIC WITH THE FOLLOWING PROPERTIES:

WEIGHT ASTM D-3776 10 OZ/YD

GRAB TENSILE ASTM D-4632 270 LBS

PUNCTURE ASTM D-4833 150 LBS

FLOW RATE ASTM D-4491 70 GAL/MIN/SQ FT

PERMITIVITY ASTM D-4991 1/1.3 SEC

UV RESISTANCE ASTM D-4355 70%

AOS % RETAINED ASTM D-4751 100

CONSTRUCTION:

THE DEWATERING/FILTER BAG SHALL BE INSTALLED OVER A 3 INCH GRAVEL BASE OR A STRAW

BALE BASE TO PROMOTE INFILTRATION AND DEWATERING OF THE FILTER BAG.

BAG PLACED ON

AGGREGATE OR STRAW

HIGH STRENGTH

DOUBLE STITCHED

"J" TYPE SEAMS

'-0

15'-0"

SEWN IN SPOUT

HIGH STRENGTH STRAPPING

FOR HOLDING HOSE IN PLACE

TOP VIEW

SIDE VIEW

AGGREGATE OR

STRAW UNDERLAYMENT

WATER FLOW FROM PUMP

PUMP DISCHARGE HOSE

OPENING ACCOMODATES

UP TO 4" DISCHARGE HOSE

C-31-0417

DEWATERING/FILTER BAG

SEDIMENT TRAP MAINTENANCE REQUIREMENTS:

1. SEDIMENT SHALL BE REMOVED AND THE TRAP RESTORED TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE HALF THE DESIGN VOLUME OF THE WET STORAGE. SEDIMENT REMOVAL FROM THE BASIN SHALL BE DEPOSITED IN A SUITABLE AREA AND IN SUCH A MANNER THAT IT WILL NOT ERODE AND CAUSE SEDIMENTATION PROBLEMS.

2. FILTER STONE SHALL BE REGULARLY CHECKED TO ENSURE THAT FILTRATION PERFORMANCE IS MAINTAINED. STONE CHOKED WITH

SEDIMENT SHALL BE REMOVED AND CLEANED OR REPLACED.

3. THE STRUCTURE SHOULD BE CHECKED REGULARLY TO ENSURE THAT IT IS STRUCTURALLY SOUND AND HAS NOT BEEN DAMAGED BY EROSION OR CONSTRUCTION EQUIPMENT. THE HEIGHT OF THE STONE OUTLET SHOULD BE CHECKED TO ENSURE THAT ITS

CENTER IS AT LEAST ONE (1) FOOT BELOW THE TOP OF EMBANKMENT.

STORM INLET

DUMPING STRAPS

MANAGEABLE 2'

CONTAINMENT AREA

LIFT STRAPS

OPTIONAL

OVERFLOW PORTS

STORM SEWER

GRATE

REINFORCED

CORNERS

NOT TO SCALE

DROP INLET PROTECTION

NOTES

1. THE DANDY SACK* SHALL UTILIZE MONOFILAMENT FABRIC AND HAVE LIFTING STRAPS

TO ALLOW REMOVAL OF THE UNIT AND MANUAL INSPECTION OF THE STORM SEWER

SYSTEM.

2. INSTALL THE DANDY SACK* IN ACCORDANCE WITH MANUFACTURER'S

RECOMMENDATIONS.

3. THE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING THE DANDY SACK*.

INSPECTION OF DANDY SACK* SHOULD BE ON A REGULAR BASIS AND IMMEDIATELY

AFTER RAIN EVENTS.

4. IF THE UNIT IS MORE THAN 1/3 FULL OF ACCUMULATED SEDIMENT, THE UNIT MUST BE

EMPTIED IN ACCORDANCE WITH THE MANUFACTURER'S RECOMMENDATIONS.

5. DROP INLET PROTECTION SHALL MEET THE REQUIREMENTS OF C-SCM-04 OR

GREATER.

* OR APPROVED EQUAL

IP

ES5

CIVIL

EROSION AND SEDIMENT CONTROL DETAILS

N. CAROLLO

C. TRAYWICK

D. SKEGGS

TOP WIDTH = 10' MIN

OUTFALL LENGTH = 18' MIN

TOP OF WET

STORAGE =

258.0

TOP OF DRY

STORAGE = 260.0

5/15/2026

41 342

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IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

MANHOLE

CURB OPENING

WITHOUT GRATE

CURB INLET FILTER

DRAIN OR APPROVED

EQUAL

AGGREGATE

POUCH

OVERFLOW GAP

NOTES:

1. INSTALL CURB FILTERS AT ALL INLETS WITHOUT GRATES TO KEEP SILT, SEDIMENT AND

CONSTRUCTION DEBRIS OUT OF THE STORM SYSTEM

2. THE CURB FILTER SHALL BE DANDY CURB AS MANUFACTURED BY DANDY PRODUCTS INC., OR

APPROVED EQUAL. SUBMIT A SHOP DRAWING FOR THE CURB FILTERS.

3. THE CURB FILTER SHALL FORM OF A CYLINDRICAL TUBE PLACED IN FRONT OF AND EXTENDING

BEYOND THE INLET OPENING ON BOTH SIDES BY A MINIMUM OF 12 INCHES.

4. THE CURB FILTER SHALL HAVE A POUCH ON THE STREET SIDE OF THE UNIT FOR STONE

AGGREGATE TO HOLD THE FILTER IN PLACE.

5. THE CURB FILTER SHALL BE CONSTRUCTED OF A HIGH VISIBILITY ORANGE MONOFILAMENT

FABRIC.

6. FILL POUCH WITH #57 STONE AGGREGATE TO A LEVEL (AT LEAST HALF-FULL) THAT WILL KEEP UNIT IN PLACE DURING A RAIN EVENT AND CREATE A SEAL BETWEEN THE CURB FILTER AND THE

SURFACE OF THE STREET.

7. CENTER THE UNIT AGAINST CURB OR MEDIAN INLET OPENING SO THAT THE CURB SIDE OF THE UNIT CREATES A SEAL WITH THE CURB OR MEDIAN BARRIER AND INLET STRUCTURE. THERE WILL

BE APPROXIMATELY TWELVE (12) INCHES OF THE INLET PROTECTION UNIT OVERHANGING ON

EACH SIDE OF THE OPENING.

8. THE CONTRACTOR SHALL REMOVE ALL ACCUMULATED SEDIMENT AND DEBRIS FROM SURFACE

AND VICINITY OF UNIT AFTER EACH RAIN EVENT.

CURB INLET PROTECTION

C-31-0414R

PS

TS

ES6

CIVIL

EROSION AND SEDIMENT CONTROL DETAILS

N. CAROLLO

C. TRAYWICK

D. SKEGGS

MU

PS

C-31-0438

PLYWOOD BAFFLES

POSTS MIN. SIZE 4" SQUARE

OR ROUND 5" ROUND. SET

AT LEAST 3' INTO THE

GROUND

SHEETS OF 4' X 8' X 1/2" EXTERIOR

PLYWOOD OR EQUIVALENT

8'

4'

6"

SET TOP OF PLYWOOD 6"

HIGHER THAN RISER CREST

ELEVATION OR OUTFALL

LENGTH OF BAFFLE PER PLANS

NOTES:

1. SEDIMENT TRAP MUST BE FREE, SMOOTH, LEVEL, AND DRY ENOUGH TO INSTALL BAFFLES.

2. THE CONTRACTOR SHALL INSPECT BAFFLES PRIOR TO SIGNIFICANT RAIN EVENT AND RESTORE ANY COMPONENT AS NEEDED TO MAINTAIN BAFFLE FUNCTION. AT A MINIMUM, INSPECT BAFFLES

WITHIN 24 HOURS OF A RAIN EVENT.

3. THE CONTRACTOR SHALL REMOVE ALL ACCUMULATED SEDIMENT AND DEBRIS THAT HAS

ACCUMULATED TO ONE HALF THE HEIGHT OF THE BARRIER. WHEN REMOVING SEDIMENT, CARE

SHOULD BE MADE TO AVOID DAMAGING BAFFLES OR RESULT IN UNDERMINING DURING

CLEANOUTS AND REPAIR ANY DAMAGED BAFFLES PROMPTLY.

4. CONTRACTOR SHALL RE-ANCHOR BAFFLES TO BASIN BOTTOM AND SIDES IF WATER IS OBSERVED

FLOWING UNDERNEATH OR AROUND THEM.

5. CONTRACTOR SHALL MAINTAIN ACCESS CORRIDORS FOR BASIN AND BAFFLE MAINTENANCE AND

SEDIMENT REMOVAL.

6. CONTRACTOR SHALL ENSURE THAT BAFFLES ARE FUNCTIONING AS DESIGNED. THE FOLLOWING

SHALL BE INSPECTED REGULARLY BEFORE AND AFTER EVERY STORM EVENT: NO FLOW BETWEEN

BAFFLE SHEETS OR BASIN BANK AREAS, NO UNDERMINING OR FLOWS UNDER BAFFLES, AND

BAFFLES HAVE NOT BEEN DISPLACED, MOVED OR KNOCKED OVER. IF BAFFLES ARE FOUND TO BE

DAMAGED, CONTRACTOR SHALL REPAIR THESE ISSUES IMMEDIATELY.

7. WHEN PERMANENT STORMWATER BASINS HAVE BEEN MODIFIED TO FUNCTION AS A TEMPORARY

SEDIMENT BASIN AND THE CONTRIBUTING WATERSHED HAS BEEN PERMANENTLY STABILIZED,

REMOVE TEMPORARY BAFFLES AND SEDIMENT FROM THE POOLING AREA TO MEET THE BASIN

DESIGN REQUIREMENTS.

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SEE SHEET L002

NOTES:

1. SEE LANDSCAPE NOTES ON L002.

2. SEE SHEETS L002 AND L003 FOR ENLARGED

LANDSCAPE PLANS TO SEE ADDITIONAL BMP

PLANTING ZONES, ADDITIONAL SEED MIXES, AND

LIMITS OF GRADING.

3. ALL AREAS DISTURBED SHALL BE SEEDED WITH

LAWN SEED MIX. SEE LAWN MIX SCHEDULE ON L004.

4. SEE PLANS PREPARED BY KIMLEY HORN TITLED

"DIGESTER SLUDGE STORAGE TANK B

REPLACEMENT" FOR LANDSCAPE RESTORATION.

GT-A

[300]

LIMITS OF

DISTURBANCE

NO. DATEISSUED FOR APPROVEDBY

PROJ.ENGR.

CHECKED

DRAWN

DESIGNED

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IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

L001

LANDSCAPE

OVERALL LANDSCAPE PLAN

K.CROOKS

K.CROOKS

N.CAROLLO

0 35'17.5

SCALE: 1" = 35'

SEE SHEET L003

LAWN MIX, TYP

SEE NOTE 3.

LOD LIMIT OF DISTURBANCE

LEGEND:

LAWN SEED MIX

BMP PLANTING AND SEEDING,

SEE NOTE 2

LANDSCAPE RESTORATION,

SEE NOTE 4

LANDSCAPE RESTORATION,

SEE NOTE 4

BMP PLANTING AND SEEDING, TYP

SEE NOTE 2

43 342

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NO. DATEISSUED FOR APPROVEDBY

PROJ.ENGR.

CHECKED

DRAWN

DESIGNED

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DATE:

OF

NUMBER

DRAWING

31111-098

MAY 2026

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J. HISE

IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

MATCHLINE SEE SHEET L003

ELECTRICAL

BUILDING

VEGETATED SWALE SEED MIX

0 10'5

SCALE: 1" = 10'

THICKENED

SLUDGE

PUMPING

STATION

FUTURE GT D

FUTURE

REACTOR

BASIN G

GT-A

GT-B

GT-C

NOTES:

1. SEE FULL LAWN SEED MIX EXTENTS ON DWG L001

2. SEE LANDSCAPE SCHEDULES ON DWG L004.

3. SEE LANDSCAPE DETAILS ON DWG L005.

LOD LIMIT OF DISTURBANCE

LEGEND:

VEGETATED SWALE SEED MIX

LAWN SEED MIX

LAWN SEED MIX, TYP

SEE NOTE 1

GENERAL NOTES:

1. ANY AREA OUTSIDE THE LIMITS OF DISTURBANCE IS NOT TO BE AFFECTED BY THE CONTRACT WITHOUT

PRE-APPROVAL FROM THE ENGINEER. ANY AREA AFFECTED BY THE CONTRACTOR SHALL BE RESTORED AS PER

THE DIRECTION OF THE ENGINEER AT THE CONTRACTOR'S EXPENSE.

2. ALL SOFTSCAPE AREAS WITHIN THE WORK LIMITS SHALL BE PROTECTED FROM COMPACTION. CORRECTIVE DECOMPACTION MEASURES SHALL BE TAKEN IN THE CASE OF ANY COMPACTION AT THE DIRECTION OF THE

ENGINEER AND AT THE CONTRACTOR'S EXPENSE.

3. THE CONTRACTOR SHALL EXCAVATE AS NEEDED AND PROVIDE TOPSOIL TO ACHIEVE FINISHED GRADES IN ALL AREAS TO BE SEEDED OR OTHERWISE PLANTED. TOPSOIL SHALL BE 6" MINIMUM IN SEEDED AREAS.

4. REFER TO DWG L003 FOR SEEDING AND PLANTING SCHEDULE AND DETAILS. IF ANY ADDITIONAL AREAS THAT ARE NOT INDICATED ON THE PLANS ARE DISTURBED BY CONSTRUCTION ACTIVITIES, THE AREAS SHALL BE SEEDED WITH GRASS SEED FOR LAWN AREAS AS INDICATED IN SPECIFICATION 32 90 00 - PLANTING.

SEEDING:

1. ALL SCHEDULE, SUBMITTALS, PRODUCTS AND METHODS FOR SEEDING OPERATIONS SHALL BE IN

ACCORDANCE WITH SEEDING SCHEDULE ON DWG L003 AND SPECIFICATION 32 90 00 - PLANTING.

2. ALL SEED SHALL BE INTERAGENCY CERTIFIED UNDER THE AUSPICES OF A STATE SEED IMPROVEMENT

COOPERATIVE AND SHALL BEAR THEIR SEALS OF CERTIFICATION ON EACH BAG. PERMANENT SEED SHALL BE

75% PURE LIVE SEED MINIMUM.

3. SEED BROUGHT TO THE PROJECT SITE SHALL BE IN UNOPENED BAGS SHOWING THE NET WEIGHT, COMPOSITION OF MIX, SUPPLIERS NAME AND GUARANTEE OF ANALYSIS. SEED SHALL BE STORED IN ORIGINAL UNOPENED PACKAGES, KEPT DRY, AND NOT OPENED UNTIL NEEDED FOR USE. DAMAGED OR FAULTY PACKAGES SHALL NOT BE USED AND WILL BE REJECTED. SEED SHALL BE FRESH, RECLEANED SEED OF THE LATEST CROP AND BE IN CONFORMANCE WITH THE PLANTING SPECIFICATION. ALL SEED MATERIALS SHALL BE PROTECTED FROM DRYING OUT AND FROM WIND DAMAGE DURING DELIVERY. SEED MIXES AND

RATES AS INDICATED IN DWG L003 AND SPECIFICATION 32 90 00 - PLANTING.

4. SEED MIXTURE SHALL BE INSPECTED BY THE ENGINEER UPON ARRIVAL AT THE JOB SITE AND PRIOR TO INSTALLATION. ANY MATERIALS NOT IN COMPLIANCE WITH THE PLANTING SPECIFICATION WILL NOT BE

ACCEPTED AND SHALL BE REMOVED FROM THE JOB SITE IMMEDIATELY.

5. SEEDBED PREPARATIONS AND SEEDING SHALL BE AS STATED IN THE SPECIFICATION 32 90 00 - PLANTING.

6. DO NOT BROADCAST SEED BY MECHANICAL APPLICATION WHEN THE WIND VELOCITY IS SUCH TO PREVENT

UNIFORM SEED DISTRIBUTION.

7. ALL SEEDED AREAS SHALL BE COVERED WITH THE ROLLED EROSION CONTROL PRODUCT AS PER

SPECIFICATION 31 25 00 - EROSION CONTROL MATTING DETAIL, AND THE DETAIL ON DWG ES6.

8. SEEDED AREAS SHALL BE WATERED AT A MINIMUM OF ONCE PER WEEK UNTIL SEED HAS GERMINATED AND

BECOME ESTABLISHED.

9. ACCEPTABLE SEEDING ESTABLISHMENT WILL BE 85% COVERAGE OF THE OPEN AREA WITH THE SEEDED

SPECIES. ANY AREA NOT MEETING THIS REQUIREMENT SHALL BE RESEEDED WITH THE ORIGINAL SEED MIX AT

THE CONTRACTOR'S COST.

PLANTING:

1. ALL PLANTINGS SHALL BE IN ACCORDANCE WITH THE CONTRACT DOCUMENTS. IN THE EVENT THE ACTUAL

LIMITS OF SITE CLEARING AND STAGING AREAS DIFFER FROM THOSE SHOWN IN THE PLANS, THE CONTRACTOR SHALL SUBMIT SHOP DRAWINGS FOR PLANTINGS IN CONFORMANCE WITH THE SPECIFICATIONS.

2. ALL PLANT MATERIAL SHALL BE VIGOROUS, FREE OF INJURY OR DEFECTS. ALL PLANT MATERIAL SHALL BE

STOCK FROM AN APPROVED NURSERY AS PER THE SPECIFICATION.

3. PRIOR TO INSTALLATION, THE CONTRACTOR MUST STAKE OUT AND RECEIVE APPROVAL FROM THE ENGINEER

FOR LOCATIONS OF ALL PLANTINGS.

4. PLANTS SHALL BE INSTALLED IN "DRY" CONDITIONS AND NOT WHEN PLANTING LOCATIONS ARE WET OR

FROZEN.

5. THE CONTRACTOR SHALL INSTALL TEMPORARY GOOSE EXCLUSION FENCE AROUND THE EXTENDED DETENTION POND AS SHOWN ON THE LANDSCAPE PLAN. TEMPORARY GOOSE EXCLUSION FENCE MUST BE INSTALLED WHILE PLANTING SUCH THAT ALL NEW PLANTINGS ARE PROTECTED BY GOOSE EXCLUSION ON THE SAME DAY.

DO NOT INSTALL TEMPORARY GOOSE EXCLUSION FENCE OVER CHANNELS. TEMPORARY GOOSE EXCLUSION FENCE MUST BE INSPECTED AND REPAIRED AS OFTEN AS NECESSARY DURING THE LANDSCAPE GUARANTEE AND MONITORING PERIOD. TEMPORARY GOOSE EXCLUSION FENCE MUST BE REMOVED AT THE END OF THE MONITORING PERIOD. THE CONTRACTOR SHALL RECEIVE WRITTEN APPROVAL BY THE ENGINEER PRIOR TO

REMOVING THE TEMPORARY GOOSE EXCLUSION FENCE.

VEGETATED SWALE

50 ASI, 50 AMT, 50 CST, 50 CSV

50 DCP, 50 MRG, 50 PVG, 50 VHT

L002

LANDSCAPE

LANDSCAPE PLAN - AREA 1

K. CROOKS

K. CROOKS

K. WARD

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NO. DATEISSUED FOR APPROVEDBY

PROJ.ENGR.

CHECKED

DRAWN

DESIGNED

SHEET

DATE:

OF

NUMBER

DRAWING

31111-098

MAY 2026

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IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

MATCHLINE SEE SHEET L002

REINFORCED CONCRETE

RETAINING WALL, SEE CIVIL DWGS

0 10'5

SCALE: 1" = 10'

LIMITS OF GRADING, TYP

LAWN SEED MIX, TYP

SEE NOTE 1

UPLAND AND MEADOW SEED MIX, TYP

HIGH MARSH

11 ASI, 11 CST, 11 HMS, 11 VHT

11 AMT, 11 JTU, 11 LSP, 11 PVG

3 CAM, 2 VCB

EMERGENT

33 IVC, 33 ACC, 33 PTV

28 PCD, 28 JEF, 28 SCP

VEGETATED SWALE SEED MIX

SEE SWALE PLANTING ON L001

NOTES:

1. SEE FULL LAWN SEED EXTENTS ON DWG L001.

2. SEE GENERAL, PLANTING, AND SEEDING NOTES ON

DWG L002.

3. SEE LANDSCAPE SCHEDULES ON DWG L004.

4. SEE LANDSCAPE DETAILS ON DWG L005.

OPEN WATER

FOREBAY TO EL 257.0

MICROPOOL TO 255.0

LOD LIMIT OF DISTURBANCE

LEGEND:

EMERGENT

FOREBAY: EL 257.0 - 258.0

MICROPOOL: EL 255.0 - 256.0

HIGH MARSH

FOREBAY: EL 258.0 - 258.5

MICROPOOL: EL 256.0 - 257.0

UPLAND

FOREBAY: EL. 258.5 - 264.0+

MICROPOOL: EL. 257.0 - 261.0

VEGETATED SWALE SEED MIX

LAWN SEED MIX

GOOSE EXCLUSION FENCE

GOOSE EXCLUSION FENCE, TYP

UPLAND AND MEADOW SEED MIX

UPLAND

170 AMT, 170 MGC, 170 PVG, 170 AMF

170 DCF, 170 RTP, 170 SZP, 170 ASY

30 VDT, 30 HPF, 30 RAG

EMERGENT

27 IVC, 27 ACC, 27 TV

27 PCD, 27 JEF, 27 SCP

OPEN WATER, TYP

CONCRETE FOREBAY WALL,

SEE STRU DWGS

MICROPOOL PERMANENT POOL ELEV. 255.5

FOREBAY PERMANENT POOL ELEV. 257.5

HIGH MARSH

19 ASI, 19 CST, 19 HMS, 19 VHT

19 AMT, 19 JTU, 19 LSP, 19 PVG

4 CAM, 5 VCB

PERMANENT POOL ELEVATION

L003

LANDSCAPE

LANDSCAPE PLAN - AREA 2

K. CROOKS

K. CROOKS

K. WARD

45 342

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MAY 2026

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IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

EMERGENT (614 SF)

FOREBAY: EL 257.0 - 258.0 ; MICROPOOL: EL 255.0 - 256.0

HIGH MARSH (447 SF)

FOREBAY: EL 258.0 - 258.5 ; MICROPOOL: EL 256.0 - 257.0

UPLAND (4,499 SF)

FOREBAY: EL 258.5 - 264.0+ ; MICROPOOL: EL 257.0 - 261.0

LANDSCAPE SCHEDULES SEEDING SCHEDULES

HIGH MARSH SEED MIX (472 SF)

FOREBAY: EL 258.0 - 258.5 ; MICROPOOL: EL 256.0 - 257.0

UPLAND AND MEADOW SEED MIX (7,669 SF)

FOREBAY: EL 258.5 - 264.0+ ;

MICROPOOL: EL 257.0 - 261.0

VEGETATED SWALE SEED MIX (1,410 SF)

LAWN SEED MIX (39,170 SF)

COVER CROP (9,551 SF)

NOTES:

1. SEE GENERAL, PLANTING, AND SEEDING NOTES ON

DWG L001.

2. SEE LANDSCAPE PLANS ON DWG L001, L002 AND

L003.

VEGETATED SWALE (1,410 SF)

L004

LANDSCAPE

LANDSCAPE SCHEDULE

K. CROOKS

K. CROOKS

K. WARD

46 342

MMazzochette

NOTES:

1. PRUNING, IF NECESSARY, MUST BE DONE BY A CERTIFIED ARBORIST.

2. NOTIFY ENGINEER IF IMPERVIOUS OR UNACCEPTABLE NATIVE SOIL TO BE REMOVED IS ENCOUNTERED IN

TREE PIT LOCATIONS.

3. ROTOTILL/CULTIVATE SOILS TO A DEPTH EQUAL TO THE DEPTH OF ROOT BALL AND TWO TIMES THE

DIAMETER OF THE ROOT BALL.

4. APPLY FERTILIZER AND MYCORRHIZAL INOCULANT PER PLANTING SPECIFICATION. TAMP SOIL IN 6"

LAYERS AROUND ROOT BALL AND WATER THOROUGHLY AFTER PLANTING. WATER THOROUGHLY AFTER

EXCAVATION AND AFTER PLANT INSTALLATION.

5. COMPLETELY UNWRAP OR CUT GIRDLING ROOTS. REMOVE ANY SOIL OR ROOTS ABOVE THE ROOT FLARE.

DO NOT DAMAGE MAIN ROOTS OR ROOT BALL WHEN INSTALLING TREE.

6. FOR CONTAINER: REMOVE ROOT BALL FROM CONTAINER. LOOSEN POT- BOUND, SPIRALLY-GROWING

ROOTS.

FOR B&B: CUT TWINE AND REMOVE BURLAP AND WIRE BASKET.

7. REMOVE AND DISPOSE OF ALL NON-BIODEGRADABLES FROM PLANTING HOLES AND ROOT BALL.

SET THE SHRUB ON

UNDISTURBED SOLID GROUND

IN THE CENTER OF THE AREA

SO THAT THE ROOT FLARE IS

LEVEL WITH THE

SURROUNDING SOIL

PLANTING SOIL AS

SPECIFIED

FINISHED GRADE AROUND

PLANT TO BE THE SAME AS

ORIGINAL GRADE OF PLANT

IN POT

3" SAUCER TO

RETAIN WATER

CLEAN PRUNE ONLY

DAMAGED, DISEASED AND

DEAD BRANCHES

DO NOT EXCAVATE EXISTING

SUBGRADE DEEPER THAN

ROOTS TO AVOID SETTLING

APPLY 3" MULCH ON

FINISHED GRADE, MULCH

IS NOT TO BE INSTALLED

WITHIN 3" OF THE STEM

OF THE SHRUB

EXISTING COMPACTED

SUBGRADE

48' (TYP)

48' (TYP)

1/4" TWINE ACROSS TOP OF

PLANTING

INDIVIDUAL CELL,

TYP

54" HIGH BLACK

EXTRUDED

PLASTIC FENCING,

MAX. MESH SIZE 1"

x 1"

GOOSE EXCLUSION FENCE - 3D

(SECTIONS NO LARGER THAN 2,310 S.F.)

1 1/2" HOT DIPPED

GALVANIZED

STAPLES (TYP.)

54"

4"

24"

2" X 2" X 82" NOTCHED

HARDWOOD STAKE

(UNTREATED)

2" HOT DIPPED

GALVANIZED ROOFING

NAILS TO SECURE TWINE

(TYP.)

BLACK EXTRUDED

PLASTIC FENCING MAX.

MESH SIZE 1" x 1"

12" (TYP)

PERIMETER GOOSE EXCLUSION FENCE - SECTION VIEW

AREA OF

INDIVIDUAL CELLS

NOT TO EXCEED

2,310 S.F.

VARIES

54" HIGH BLACK EXTRUDED PLASTIC FENCING, MAX.

MESH SIZE 1" x 1"

PERIMETER GOOSE EXCLUSION FENCE - PLAN VIEW

1 STRAND OF 1/4" TWINE ACROSS TOP OF

PLANTING (TYP).

10" STRIPS OF ORANGE BIODEGRADABLE

FLAGGING TAPE SPACED 2.0' O.C. ALONG TWINE.

NOTCHED

HARDWOOD

STAKE,

TYP.

STAPLE

SPACING

GOOSE EXCLUSION FENCE

APPLY OSMOCOTE TIME

RELEASE FERTILIZER PER

PLANTING SPECIFICATION

NOTES:

1. ALL PLASTIC WRAP MUST BE REMOVED PRIOR TO

PLANTING.

2. AFTER INSTALLING PLUG, FIRM INTO PLACE WITH FOOT

TAKING CARE NOT TO DEFORM PLUG.

1"

RECESSED

LOOSENED SOIL

ROOTS WHITE AND ROOTED THROUGH

SIDES AND BOTTOM AND FIRMLY

CONTAINED THEREIN. IF NOT PLANTED

IMMEDIATELY AFTER DELIVERED TO JOB

SITE, THE PLANTS MUST BE STORED OUT

OF DIRECT SUNLIGHT AND WIND WITH

THEIR POTS AND ASSOCIATED ROOT

MASSES MAINTAINED MOIST THROUGH

PERIODIC WATERING UNTIL THE TIME OF

PLANTING

NO. DATEISSUED FOR APPROVEDBY

PROJ.ENGR.

CHECKED

DRAWN

DESIGNED

SHEET

DATE:

OF

NUMBER

DRAWING

31111-098

MAY 2026

1:

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J. HISE

IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

TYPICAL SHRUB PLANTING DETAIL

NOT TO SCALE

TYPICAL PLUG PLANTING DETAIL

NOT TO SCALE

GOOSE EXCLUSION FENCING

NOT TO SCALE

NOTES:

1. SEE GENERAL, PLANTING, AND SEEDING NOTES ON

DWG L001.

2. SEE LANDSCAPE PLANS ON DWG L001,L002 AND

L003.

L005

LANDSCAPE

LANDSCAPE DETAILS

K. CROOKS

K. CROOKS

K. WARD

47 342

MMazzochette

CHECKED

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SHEET

DATE:

OF

NUMBER

DRAWING

31111-098

MAY 2026

1:

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C D

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C

J. HISE

IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

CD1

DETAILS

CIVIL DETAILS - SHEET 1

N. CAROLLO

N. CAROLLO

D. SKEGGS

VDOT CONSTRUCTION STANDARDS

ALL CONSTRUCTION METHODS AND MATERIAL SHALL CONFORM TO THESE DRAWINGS, PROJECT

SPECIFICATIONS, STANDARDS WITH ALL CURRENT APPLICABLE CODES, AND, UNLESS OTHERWISE SPECIFIED, WITH THE CURRENT EDITIONS AND LATEST REVISIONS OF THE FOLLOWING REFERENCE

DOCUMENTS:

· VDOT ROAD AND BRIDGE STANDARDS

· VDOT ROAD AND BRIDGE SPECIFICATIONS

· INSTRUCTIONAL AND INFORMATIONAL MEMORANDA (MUTCD)

SPECIFIC STANDRADS AND DETAILS FROM THE CURRENT AND OR REVISED VERSION OF THE VDOT

ROAD AND BRIDGE STANDARDS INCLUDE:

DETAIL PAGE SHEET TITLE

EW-1 101.01 1 OF 1 STANDARD ENDWALL FOR PIPE

CULVERTS 12" - 36" CIRCULAR

ES-1 102.01 1 OF 1 FLARED END SECTION 12" - 60"

CONCRETE PIPE CULVERTS

T-DI-1 103.03 1 OF 1 STANDARD PRECAST TOP UNITS

DI-1 104.01 1 OF 1 STANDARD DROP INLET 12" - 24" PIPE:

MAXIMUM DEPTH (H) = 10

MH-1

106.01 1 OF 3 MANHOLE FOR 12" TO 48" PIPE

CULVERTS

106.02 2 OF 3 STANDARD MANHOLE FRAME AND

COVER

106.04 3 OF 3 STANDARD MANHOLE FRAME AND

COVER

IS-1 106.08 1 OF 1 STANDARD METHOD FOR SHAPING

MANHOLE AND INLET INVERT

ST-1 106.09 1 OF 1 STANDARD STEP

DSB-1 106.15 1 OF 1

DRAINAGE STRUCTURE BEDDING FOR

DROP INLET, MANHOLE, AND JUNTION

BOX

PB-1 107.01 1 OF 4

INSTALLATION OF PIPE CULVERTS AND

STORM SEWERS CIRCULAR PIPE BEDDING

AND BACKFILL - METHOD "A"

EC-1 113.01 1 OF 1 CULVERT OUTLET PROTECTION

SWM-1 114.02 1 OF 1 PRECAST STORMWATER MANAGEMENT

DRAINAGE STRUCTURE

SWM-DR

114.05 2 OF 5 STORMWATER MANAGEMENT (SWM)

DETAILS

114.05 3 OF 5 STORMWATER MANAGEMENT (SWM)

DETAILS

114.05 4 OF 5

STORMWATER MANAGEMENT DETAILS

TRASH RACK FOR SWM DRAINAGE

STRUCTURES

CG-2 201.01 1 OF 1 STANDARD 6" CURB

CG-6 201.03 1 OF 1 COMBINATION 6" CURB & GUTTER

TYPICAL TRENCH

C-01-0106

W

1/2 S

4' -0

" M

IN

(T

YP

" M

IN

FOR ASPHALT PAVEMENT OVER CONCRETE

CONCRETE - MATCH

EXISTING, 6" MIN

AGGREGATE BASE

COURSE, MATCH

EXISTING, 6" MIN

ASPHALT SURFACE

COURSE, MATCH

EXISTING, 1.5" MIN

EXISTING PAVEMENT

COMPACTED

BACKFILL

ASPHALT BASE

COURSE, 3" MIN

AGGREGATE BASE

COURSE, MATCH

EXISTING, 6" MIN

FOR ASPHALT PAVEMENT

SEE NOTE 1

NOTES:

1. SEE C-01-0107 FOR TRENCH

WIDTH, "W" VALUES.

2. SEE C-01-0100 THRU

C-01-0105 FOR PIPE BEDDING

DETAILS.

TYPE I SEPARATOR

GEOTEXTILE

TRENCH EXCAVATION LIMITS

DIAMETER

INTERNAL

OF PIPE

W

WIDTH OF TRENCH

MAX W=MIN

4"-6" 8"-10"

12" 14"-16"

18" 20",21"

24" 27" 30" 36" 42" 48" 54" 60" 72" 78" 84" 90" 96"

108"

3'-9" 3'-9" 3'-9" 4'-2" 4'-4" 4'-8"

4'-11" 5'-9" 6'-7" 7'-4" 8'-2" 8'-9" 9'-4"

9'-10" 11'-0" 11'-8" 12'-0" 12'-6" 13'-0" 14'-0"

2'-0" 2'-2"

O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2' O.D.+2'

O.D.+2' O.D.+2'

O.D.+2' O.D.+2'

DEPTH

OF

CUT

S

MAXIMUM PAVEMENT

REPLACEMENT WIDTH

0-6' >6-8'

>8-10' >10-12'

S=W+4' S=W+8'

S=W+12' S=W+16'

W = TRENCH WIDTH AT BOTTOM OF

PIPE. TRENCH SIDE SLOPES SHALL

BE IN ACCORDANCE WITH OSHA

REQUIREMENTS.

C-01-0107

>12-14' S=W+20' >14-16' S=W+24' >16-18' S=W+28'

>18' S=W+32'

TYPICAL CONCRETE WALKWAY

4'1/2" EXPANSION JOINTS

48' MAX SPACING BETWEEN

4" THICK CONCRETE WALK

TYPICAL CONTRACTION JOINT

C-32-0520

1/2" EXPANSION JOINT MATL

REQUIRED WHEN WALK ABUTS

RIGID STRUCTURES

WHEN WIDTH OF SIDEWALK, PAD, ETC

EXCEEDS 6', LONGITUDINAL CONTRACTION

JOINTS SHALL BE PLACED AS REQUIRED

VARIES, SEE

PLAN FOR

WIDTH

PAVEMENT

1/ 2"

S

LO

PE

4' -0

4'

-4

6"

6" 6"

BOLLARD TYPE 1

C-32-0540R

NOTES:

1. UNLESS OTHERWISE NOTED, ALL BOLLARDS SHALL BE TYPE 1.

2. BOLLARD COVER SHALL BE POST GUARD MODEL CL1386F

7"Øx52" HIGH, YELLOW WITH REFLECTIVE RED STRIPES, OR

APPROVED EQUAL AND SECURED TO STEEL PIPE WITH

COMPRESSIVE FOAM STRIPS.

CLASS "B" CONCRETE

ENCASEMENT

6"Ø SCH 40 STEEL PIPE

FILLED WITH CONCRETE

BOLLARD TYPE 3

6"Ø SCH 40 STEEL PIPE

FILLED WITH CONCRETE

1 1/2"

TYP PL 3/8"X12"X12" GALV,

PAINTED PER SPEC

4-1/2"Ø GALV ADH

ANCHORS W/6" MIN

EMBED, ONE EACH

CORNER

3/16 1 1/2

TYP OF 4

SIDES

CLASS "B" CONCRETE

ENCASEMENT

4' -4

BOLLARD COVER POST,

SEE NOTE 2

BOLLARD COVER POST,

SEE NOTE 2

PROPOSED PIPELINE OVER EXIST PIPE

12"

MIN

PROPOSED

PIPELINE

6" MIN

12" MAX

PIPE

EXIST

PIPELINE

PROPOSED

PROPOSED PIPELINE UNDER PROPOSED PIPE

6" 6"PIPE

OD

PROP

PIPE

12" MAX

6" MIN

C-01-0120R

EXCAVATEABLE FLOWABLE FILL

FULL TRENCH WIDTH

(SEE NOTE 1)

CL

CL CL

CL

1" THICK MIN. COMPRESSIBLE

JOINT FILLER MATERIAL

SEE NOTE 2

NOTE:

1. NO ENCASEMENT REQUIRED FOR SPACE GREATER THAN 12".

2. WHEN MINIMAL SEPARATION (<6") BETWEEN PIPES IS PERMITTED BY THE

OWNER, EXISTING UTILITY SHALL BE WRAPPED IN NEOPRENE (1" MIN

THICKNESS) AT THE CROSSING LOCATION. MINIMUM WIDTH OF THE

NEOPRENE SHALL BE 1'.

3. THIS INTENT BEHIND THIS DETAIL IS TO ENSURE THE INTERSTITIAL SPACE

BETWEEN THE TWO PIPELINES IS ADEQUATELY COMPACTED.

ADDITIONAL NOTES:

1. CHAIN LINK FENCE SHALL NOT INCLUDE 3 STRANDS OF

BARBED WIRE ALONG THE TOP OF THE FENCE LINE.

2. CONTRACTOR SHALL INSTALL 2" BLACK HDPE PRIVACY SLATS

PER ULTIMATE SLAT PATENTED PRIVACY FENCE OR

APPROVED EQUAL.

48 342

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MAY 2026

1:

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J. HISE

IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

CD2

DETAILS

CIVIL DETAILS - SHEET 2

N. CAROLLO

N. CAROLLO

D. SKEGGS

NEW ASPHALT PAVEMENT

AGGREGATE BASE COURSE

CUT BACK EXIST BASE

COURSE 12" MIN

CUT BACK EXIST

EXIST BASE COURSE

C-32-0550SEE

C-32-0555

RESURFACED ASPHALT PAVEMENT

TACK COAT

1" M

IN

TACK COAT

ASPHALT BASE

COURSE, 3.5" MIN

ASPHALT SURFACE

COURSE, 2" MIN

TYPICAL PAVEMENT JUNCTION WITH

RESURFACING OF EXISTING PAVEMENT

SURFACE COURSE

6" MIN FROM BASE

SLOPE

EXISTING SURFACE COURSE;

REPAIR HOLES, CRACKS, ETC.

BEFORE APPLYING TACK COAT

AND NEW ASPHALT

NEW ASPHALT PAVEMENT

AGGREGATE BASE COURSE

TACK COAT

CUT BACK EXIST BASE

COURSE 12" MIN

CUT BACK EXIST

TYPICAL PAVEMENT JUNCTION

EXIST BASE COURSE

C-32-0556

C-32-0550SEE

TACK COAT

ASPHALT SURFACE

COURSE, 2" MIN

ASPHALT BASE

COURSE, 3.5" MIN

SURFACE COURSE

6" MIN FROM BASE

SLOPE

EXIST SURFACE

COURSE

LONGITUDINAL CONTRACTION JOINT

T

L

#4 (30" LONG)

TIE BAR AT

2'-6" CENTERS

TRANSVERSE CONTRACTION JOINT

T

NOTES:

T/

L/2 L/2

C-32-0561

S-03-0201 S-03-0201

TYPE A

TYPE B

T

L

T/

L/2 L/2

S-03-0202

INTERIM OR PLANNED TRANSVERSE

OR LONGITUDINAL CONSTRUCTION

JOINT

TYPE C

A TRANSVERSE AND LONGITUDINAL

CONSTRUCTION JOINTS, TYPE C, SHALL BE

CONSTRUCTED AT THE END OF EACH DAYS

OPERATIONS (PLANNED JOINT) OR WHENEVER

THE PLACING OF CONCRETE IS SUSPENDED

FOR MORE THAN 30 MINUTES (INTERIM JOINT).

AN APPROVED HEADER SHALL BE USED AT

INTERIM JOINTS AND SHALL BE DESIGNED TO

PERMIT THE PLACEMENT OF TIE BARS AND

SHALL HOLD SUCH BARS IN THEIR CORRECT

LOCATIONS.

B PLANNED TRANSVERSE AND LONGITUDINAL

CONSTRUCTION JOINTS SHALL BE LOCATED AT

THE SAME SPACING REQUIRED FOR

CONTRACTION JOINTS. REFER TO JOINT

LAYOUT PLANS.

C VERTICAL TOLERANCE FOR PLACEMENT OF

DOWELS OR TIE BARS SHALL BE 1/4".

D JOINT TREATMENT AS INDICATED BY DETAIL

S-03-0202 IS NOT REQUIRED FOR INTERIM

JOINTS.

S-03-0201

EXPANSION (ISOLATION) JOINT

TYPE D

#4 (30" LONG)

TIE BAR AT 12"

CENTERS

CONCRETE

PAVEMENT

STONE BASE

3/4" ±1/4"

SUBGRADE

OR SUBBASE

T

ABUTTING SLAB

/STRUCTURE/CURB

OR SIDEWALK

PREMOLDED RESILIENT

JOINT FILLER

CONCRETE PAVEMENT CONTROL

JOINTS

PV-312

TTO/C 68

24" RAS

---V V

VALVE TYPE AND NUMBER,

IF APPLICABLE

NUMBER OF TURNS

TO OPEN OR CLOSE

PROCESS DESIGNATION

DIRECTION OF PIPE LINE

FLAT BRASS SURVEY MARKER,

MINIMUM 3" DIAMETER WITH

CORRUGATED ANCHOR STEM,

MODEL M/M-BCS-3 1/4FS BY

SURV-CAP OR EQUAL

C-33-0632

NOTES:

1. ENGRAVING SHALL BE MINIMUM 3/16" TALL CAPITAL LETTERS IN A BLOCK

FONT SIMILAR TO ARIAL, CENTERED AND SPACED AS SHOWN.

2. ALL MARKINGS SHALL BE NEATLY MACHINE ENGRAVED.

3. ALTERNATELY, MARKINGS MAY BE HAND STAMPED, PROVIDED STAMPING IS

DEEP ENOUGH TO WITHSTAND NORMAL TRAFFIC AND WEATHERING.

STAMPING OF DISK SHALL BE ACCOMPLISHED PRIOR TO SETTING IN

CONCRETE VALVE BOX PAD.

4. SUBMIT ONE SAMPLE FOR APPROVAL PRIOR TO ENGRAVING ALL MARKERS.

5. REGARDLESS OF ENGRAVING METHOD SELECTED, CONTRACTOR SHALL

PROVIDE COMPATIBLE STAMP SET AND ANVIL TO OWNER UPON

COMPLETION OF PROJECT FOR FUTURE REPAIR OF ENGRAVINGS.

RAISED HEXAGONAL

HEAD THREADED

PLUG

6" SCH 40 PVC

6" SCH 80 PVC RISER

LOCATE CLEAR OF

OBSTRUCTIONS

WYE OR 45° BEND

VA

R

IE

S

CLEANOUT

PERF DRAIN

FINISH GRADE

C-33-0620

VALVE BOX PAD,

SEE C-33-0631

2'-0" x 2'-0"

SQUARE CONCRETE PAD

6" M

IN

2" 4"

VALVE BOX TOP SECTION

WITH COVER AL

L

AR

O U

N D

3/ 4"

C H

AM

FE

R

TYPICAL

PAVEMENT

SECTION

SEE NOTE ABOVE

C-33-0631

VALVE BOX PAD

CENTER SECTION

(LENGTH AS REQD)

NOTE:

EMBED INTO CONCRETE PAD, BRASS DISK

WITH VALVE DATA PER DETAIL C-33-0632

FINISHED

GRADE

CLASS A-3 CONCRETE

9"

V A R

VARIES EXISTING DRIVEWAY

6 x 6 - W10 x W10 WWF6" SUB-BASE

(VDOT NO. 21A)

EXTEND SUB-BASE

12", BOTH SIDES

NOTES:

1. WIDTH OF VALLEY GUTTER VARIES, SEE SITE PLAN ON DWG C021 AND C022.

2. REFER TO GRADING SHEETS FOR FLOW LINE ELEVATION OF VALLEY GUTTER.

SEE NOTE 2

SEE NOTE 1

NTS

1DETAIL

XXX

VALLEY GUTTER

1":12"1":12"

6"

8"

AGGREGATE BASE

(VDOT 21-A)

SUBGRADE AND BASE COMPACTED TO

98% OF A MODIFIED PROCTOR ±2% OF

OPTIMUM MOISTURE

1/4":1' MIN 1/4":1' MIN

CONCRETE REINFORCED

WITH #4@12" CENTERED IN

PAVEMENT

FILTER GEOTEXTILE FABRIC

SEE NOTE 1

NOTES:

1. HEAVY DUTY CONCRETE

PAVEMENT IS TO BE A

MINIMUM OF 6" REINFORCED

CONCRETE.

2. CONTRACTION JOINT SHALL BE

PLACED AT INTERVALS EQUAL

TO THE PAVEMENT WIDTH

ASPHALT SURFACE

COURSE SM-9.5A

6"

SUBGRADE AND BASE

COMPACTED TO 98% OF A

MODIFIED PROCTOR ±2%

OF OPTIMUM MOISTURE

AGGREGATE BASE

(VDOT 21-A)

2" 3.5"

ASPHALT BASE

COURSE, BM-25.0A

NTS

3DETAIL

XXX

ASPHALT PAVEMENT TYPICAL SECTION

3'3'

"8"

EXISTING

ASPHALT

PAVEMENT

EXPANSION JOINT,

SEE DETAIL THIS SHEET

THICKENED EDGE

TYPICAL CONCRETE PAVEMENT JUNCTION WITH

EXISTING ASPHALT PAVEMENT

SCALE

4DETAIL

XXX NTS

5DETAIL

XXX

HEAVY DUTY CONCRETE PAVEMENT

MANUFACTURER TRENCH DRAIN

WITH SLOTTED COVER, SEE C026

FOR DETAILS

" M

IN

CLASS A2 CONCRETE

6" TRENCH DRAIN CONCRETE ENCASEMENT

NTS

22" MIN

SEE DWG C026 FOR GRADING PLAN

6" GRATE

EXPANSION JOINT WHERE

SIDE OF CHANNEL ABUTS

NEW CONCRETE

#3 OR #4 REBAR SUSPENSION METHOD.

LENGTH OF REBAR PER MANUFACTURER

RECOMMENDATIONS

SUBGRADE COMPACTED TO 98% OF A

MODIFIED PROCTOR +- 2% OF OPTIMUM

MOISTURE

8" 8"

1"

8"

MIN

8" M

IN

RECESS CHANNEL AND GRATE 1/4"

FOR VEHICULAR TRAFFIC

ATTACH MANUFACTURER FRAME TO

CHANNEL PER TRENCH DRAIN

SPECIFICATIONS

EXISTING OR NEW

CONCRETE (TYP.)

6" TRENCH DRAIN 90 DEGREE FLOW JOINT

NTS

SUBGRADE COMPACTED TO 98% OF A

MODIFIED PROCTOR +- 2% OF OPTIMUM

MOISTURE

2" M

IN

OPTIONAL CONSTRUCTION JOINT

4" M

IN

RECEIVING TRENCH DRAIN CHANNEL

ADJACENT

TRENCH DRAIN

DRILL 4 5/8" DIA. HOLE AT SIDE OF CHANNEL TO

ALLOW ADJACENT TRENCH DRAIN SECTION TO

CONNECT TO RECEIVING TRENCH DRAIN PER

MANUFACTURER RECOMMENDATION

SEE MANUFACTURER

INSTALLATION DETAILS FOR

MINIMUM CONCRETE

DIMENSIONS

APPLY WATERPROOF SILICON OR

ALL-PURPOSE CONSTRUCTION

ADHESIVE BETWEEN END OUTLET

AND ADJACENT CHANNEL

DOWNSPOUT CONNECTION TO TRENCH DRAIN

NTS

ADJACENT

TRENCH DRAIN

DOWNSPOUT, SEE

ARCH DWGS

2" M

IN

DOWNSPOUT TO FREELY

DISCHARGE TO TRENCH

DRAIN

49 342

CHECKED

DRAWN

DESIGNED

SHEET

DATE:

OF

NUMBER

DRAWING

31111-098

MAY 2026

1:

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C

D C

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H az en a nd S aw ye r\3

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dw g L as tS av eB y:

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TO

M

SI

C

J. HISE

IFB NO.

500640-

FY27-02

1 05/2026BID SET JTH

THE SCALE BAR

SHOWN BELOW

MEASURES ONE

INCH LONG ON

THE ORIGINAL

DRAWING.

H & S JOB

NUMBER

HAZEN AND SAWYER

1 SOUTH STREET, SUITE 1150

BALTIMORE, MARYLAND 21202

TOWN OF LEESBURG

LEESBURG, VIRGINIA

WATER POLLUTION CONTROL FACILITY

SOLIDS PROCESSING

IMPROVEMENTS - PHASE 1

CD3

DETAILS

CIVIL DETAILS - SHEET 3

N. CAROLLO

N. CAROLLO

D. SKEGGS

50 342