SB0021_26 Add1 w Plans.pdf

PDF 15 MB Posted

Attached to
SB021-26 LAWRENCEVILLE GATEWAY TRAIL TRAILHEAD
Solicitation number
PE-66751-NONST-2026-000000083
Issued by
Gwinnett County, Georgia

About this file

This is an Addendum #1 to a state and local construction contract opportunity (SB021-26) issued by the City of Lawrenceville, Georgia, involving the development of the Lawrenceville Gateway Trail Trailhead project. The project involves site development, construction, and installation of various infrastructure components at Land Lots 10 and 30, District 7, Parcel 7010-010 located at Collins Industrial Way in Lawrenceville, Georgia. The scope of work includes construction of a 23-space parking lot with ADA-compliant spaces, a monument sign with brick-paved gathering space, seat walls, bicycle racks, a 10-foot-wide trail, handicap ramps, concrete sidewalks, and full wheelchair accessibility features. The project aims to enhance public access to local trails while creating a safe and welcoming space for visitors near Georgia Gwinnett College. The site plans, construction details, electrical plans, erosion control plans, and drainage specifications are provided across multiple drawing sheets prepared by Precision Planning, Inc., with electrical work designed by EDEC, Inc. The project contact is Eranildo Lustosa Alves Junior from the City of Lawrenceville (678-407-6698).

The addendum, issued March 6, 2026, requires bidders to acknowledge the attached plans in their bids. Key project specifications include a total disturbed area of 1.2 acres with initial disturbance of 0.4 acres and 0.1 acres of offsite disturbance. The stormwater management system incorporates an underground storage solution with a 60-inch HDPE pipe and weir wall for water quality and detention. Construction details specify materials including concrete sidewalks, asphalt paving for trails, pine hall brick pavers in herringbone patterns, granite rubble seat walls, and a monument sign structure featuring wood posts, beams, cast stone, and standing seam metal roofing. Electrical infrastructure includes a 240/120V, 1-phase, 100-amp service entrance panelboard, parking lot and plaza lighting with LED fixtures, and complete grounding grid installation. Erosion and sediment control measures are required throughout construction phases, with contractor responsibility for compliance with NPDES permit requirements and Georgia Water Quality Control Act standards.

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File Type Posted
SB021_26 Inv PROJECT MANUAL_Gateway Trailhead.pdf PDF
SB021_26 Add2.pdf PDF

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Text version

March 6, 2026

ADDENDUM #1

SB021-26

Lawrenceville Gateway Trail Trailhead Project

Please see attached plans.

This addendum should be acknowledged in your bid.

Kenneth Morris Purchasing Director

SITE DEVELOPMENT PLANS

LAWRENCEVILLE GATEWAY

TRAIL TRAILHEAD

LAND LOT 10 & 30, DISTRICT 7, Parcel 7010 010

COLLINS INDUSTRIAL WAY

LAWRENCEVILLE, GA 30043

planners ● engineers ● architects ● surveyors

400 Pike Boulevard, Lawrenceville, Ga 30046

770.338.8000 ● www.ppi.us

R

PROJECT DATE: 02/06/2026

THE PROJECT AIMS TO ENHANCE PUBLIC ACCESS TO LOCAL TRAILS WHILE CREATING A SAFE, WELCOMING, AND ACCESSIBLE SPACE FOR VISITORS. LOCATED JUST OFF COLLINS INDUSTRIAL WAY, NEAR GEORGIA GWINNETT COLLEGE, THIS TRAILHEAD WILL FEATURE A 23-SPACE PARKING LOT, INCLUDING AN ADA-COMPLIANT SPACES, A MONUMENT SIGN WITH A BRICK-PAVED GATHERING SPACE, SEAT WALLS, AND

BICYCLE RACKS. ADDITIONALLY, THE TRAILHEAD WILL BE FULLY WHEELCHAIR ACCESSIBLE,

INCORPORATING HANDICAP RAMPS ON THE STREET SIDEWALK AND AT THE TRAIL ENTRANCE. THE 10-FOOT-WIDE TRAIL WILL SEAMLESSLY CONNECT WITH AN EXISTING TRAIL, IMPROVING REGIONAL

CONNECTIVITY FOR HIKERS, CYCLISTS, AND OUTDOOR ENTHUSIASTS.

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OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

EMAIL: 740SS@PPI.US

SHEET LIST TABLE

SHEET # SHEET TITLE

C0.0 COVER SHEET

C0.1 GENERAL NOTES

C1.0 EXISTING CONDITIONS

C2.0 SITE PLAN

C2.1 PLAZA PLAN

C3.0 GRADING & DRAINAGE

C3.1 STORM PROFILES

C4.0 INITIAL EROSION CONTROLPLAN

C4.1 INTERMEDIATE EROSION CONTROL PLAN

C4.2 FINAL EROSION CONTROL PLAN

C4.3 EROSION CONTROL NOTES

C4.4 EROSION CONTROL DETAILS

C4.5 EROSION CONTROL DETAILS

C5.0 CONSTRUCTION DETAILS

C5.1 CONSTRUCTION DETAILS

C5.2 CONSTRUCTION DETAILS

C5.3 CONSTRUCTION DETAILS

C5.4 CONSTRUCTION DETAILS

C6.0 MONUMENT SIGN DETAILS

C6.1 MONUMENT SIGN DETAILS

C6.2 MONUMENT SIGN DETAILS

E-1 ELEC. SITE PLAN & ONE-LINE DIA.

E-2 PHOTOMETRIC PLAN

E-3

ELECTRICAL DETAILS

DISTURBED AREA (INITIAL) = 0.4 AC

TOTAL DISTURBED AREA = 1.2 AC

OFFSITE DISTURBED AREA = 0.1 AC

E-4

PLAZA ELECTRICALS

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CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE: 678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

EMAIL: 740SS@PPI.US

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PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

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2/ 6/

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M

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O T

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T

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SCAP

L A N D

NO. 1138

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/0

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EST Z

ONE)

GRAPHIC SCALE

( IN FEET )

1 inch = ft.

20 10 20 40 80

C2.0

SI

TE

P

LA

N

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

4"

AK

10' ASPHALT TRAIL10' ASPHALT TRAIL

10' CONCRETE SIDEWALK

BICYCLE RACK

BICYCLE RACK

WASTE BINS

WASTE BINS

10' C

ONCRETE SIDEWALK

BOLLARD (TYP.)

H/C RAMP W/

PINE HALL BRICK

TRUNCATED DOME

PAVERS

WASTE BINS

BRICK PAVERS

BRICK PAVERS

SEAT WALL

(TYP.)

8" CONCRETE

EDGE (TYP.)

8" CONCRETE

EDGE (TYP.)

TRAIL HEAD

MONUMENT

SIGN

BOLLARD (TYP.)

BOLLARD (TYP.)

8" CONCRETE

EDGE (TYP.)

8" CONCRETE

EDGE (TYP.)5'

R2 .5

R5'

R12

R25

R32'

SEAT WALL

(TYP.)

PLANTING

BED PLANTING

BED

PLANTING

BED

PLANTING

BED

P/L(TYP)

P/L(TYP)

EX.

RETAINING

WALL

R

R10'

R5'

ADA PARKING

VAN ACCESSIBLE SIGN

PEDESTRIAN LIGHT

C H

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D D

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N D

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02/06/26

DATE

C24-166

PPI PROJECT NO.

D

AT

E N

O

D

ES

C R

IP

TI

O N

La nd

L ot

, D is tri ct

, P ar ce l 7

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SCAP

L A N D

NO. 1138

A

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D S

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ONE)

C2.1

PL

AZ

A

PL

AN

GRAPHIC SCALE

( IN FEET )

1 inch = ft.

5 2.5 5 10 20

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

A4 DWCB

A3 JB

A4

A6 TRENCH

A7

A5 DI

A6

A5

B2 TRENCH

B2

B1

A7 TRENCH

B.

O

.C

B.

O

.C

B.O.C.

2" C

EDAR

3" O

AK

3" O

AK

3" O

AK

4" O

AK

3" C

HERRY

3" C

HERRY

3" C

HERRY

C O

N C

R

ET

E

SI

D

EW

AL

K

B.O.C.

2" C

EDAR

2" C

EDAR

2" C

EDAR

2" C

EDAR

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P

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T (P

.B .1

, P

G.1

60'

UNDERGROUND

GAS M

ARKERS

N/F

LAWRENCEVILLE STORAGE

ASSOCIATES, INC.

ZONED BG2

PARCEL 7010 107

N/F

DOWNTOWN DEVELOPMENT

AUTHORITY OF

LAWRENCEVILLE GA

ZONED LM

PARCEL 7010 010

R/W (TYP.)

STORAGE BUILDING

ASPHALT DRIVE

R/W (TYP.)

P/L (TYP.)

P.L. (TYP.)

STREAM

EX.

4' SIDEWALK

EX.

4' SIDEWALK

EX.

FENCE

EX.

FENCE

EX.

FIRE HYDRANT AND

WATER VALVE

EX.

WATER VALVES

C O

L L

IN

S

I N

D U

S T

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IA

L W

A Y

EX. ASPHALT TRAIL

75' IM

PER

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D

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N

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BU

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25' U N

D

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ATER

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CONTRACTOR TO VERIFY

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A2

A3

A2 JB

A1 HW

B3 TRENCH

CONTRACTOR TO

PROVIDE POSITIVE

DRAINAGE AWAY FROM

EX. RETAINING WALL

AT TIE-IN, CONTRACTOR

SHALL MATCH EXISTING

TRAIL GRADE TO

PREVENT LOW POINT

C3.0

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R

EL

EA

SE

02/06/26

DATE

C24-166

PPI PROJECT NO.

D

AT

E N

O

D

ES

C R

IP

TI

O N

La nd

L ot

, D is tri ct

, P ar ce l 7

C

O

LL

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SCAP

L A N D

NO. 1138

A

/0

6/

BI

D S

ET

20 10 20 40 80

EST Z

ONE)

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

STORM A PROFILE

10 LF of

TRENCH DRAIN 2.00%

(A7)

A5 T

R

EN

C H

R

IM

6.

IN

V

IN

4.

(S

D A7

IN

V O

U T

.8

(S

D A6

19 LF of

8" HDPE @ 8.00%

(A6)

A5 D

I R

IM

5.

IN

V

IN

3.

(S D

A6

IN

V

O U

T

.7

(S D

A5

58 LF of

18" RCP @ 3.07%

(A5)

A4 D

W C

B R

IM

6.

IN

V

IN

0.

(S D

A5

IN

V

O U

T

.9

(S D

A4

72 LF of

18" HDPE @ 1.98%

(A4)

A1 H

W R

IM

8.

IN

V

IN

3.

(S D

A2

A6 T

R

EN

C H

R

IM

6.

IN

V O

U T

.0

(S

D A7

A5 T

R

EN

C H

R

IM

6.

IN

V

IN

4.

(S

D A7

IN

V O

U T

.8

(S

D A6

19 LF of

8" HDPE @ 8.00%

(A6)

A5 D

I R

IM

5.

IN

V

IN

3.

(S D

A6

IN

V

O U

T

.7

(S D

A5

58 LF of

18" RCP @ 3.07%

(A5)

A4 D

W C

B R

IM

6.

IN

V

IN

0.

(S D

A5

IN

V

O U

T

.9

(S D

A4

72 LF of

18" HDPE @ 1.98%

(A4)

A3 J

B R

IM

8.

IN

V

IN

9.

(S D

A4

IN

V

IN

2.

(S D

B1

IN

V

O U

T

.0

(S D

A3

A1 H

W R

IM

8.

IN

V

IN

3.

(S D

A2

120 LF of

60" HDPE @ 0.50%

(A3) 60 LF of

18" HDPE @ 2.73%

(A2)

A2 J

B (W

Q O

U

TL

ET

S

TR

U

C T.

R

IM

1.

IN

V

IN

5.

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A3

IN

V O

U T

.4

(S

D A2

STORM B PROFILE

A3 J

B R

IM

8.

IN

V

IN

9.

(S D

A4

IN

V

IN

2.

(S D

B1

IN

V

O U

T

.0

(S D

A3

10 LF of

TRENCH DRAIN @ 1.00%

(B2)

B2 T

R

EN

C H

R

IM

6.

IN

V

IN

5.

(S

D B2

IN

V O

U T

.1

(S

D B1

68 LF of

8" HDPE @ 4.01%

(B1)

B3 T

R

EN

C H

R

IM

9.

IN

V O

U T

.2

(S

D B2

60" HDPE PIPE (IN)

OUTLET STRUCTURE

7' DIA. (INSIDE)

PRECAST CONCRETE

MANHOLE

REINFORCED

CONCRETE WIER WALL

18" HDPE PIPE (OUT)

MANHOLE

COVER

PLAN VIEW

WIER WALL OUTLET STRUCTURE

SECTION VIEW

WATER QUALITY OUTLET

STRUCTURE DETAIL

NTS

REINFORCED

CONCRETE

TOP EL. = 1010.00 100-YR. EL. = 1009.80

8" WIER EL. = 1008.91

WQ 6" PVC CAP W/ 0.50"

ORIFICE EL. = 1005.44

MANHOLE

COVER

REINFORCED

CONCRETE

WIER WALL

OUTLET STRUCTURE

7' DIA. (INSIDE)

PRECAST CONCRETE

MANHOLE

C3.1

ST

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P R

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S

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SH

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R

EL

EA

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02/06/26

DATE

C24-166

PPI PROJECT NO.

D

AT

E N

O

D

ES

C R

IP

TI

O N

La nd

L ot

, D is tri ct

, P ar ce l 7

C

O

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T

TE

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I

C

E

SCAP

L A N D

NO. 1138

A

/0

6/

BI

D S

ET

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

EMAIL: 740SS@PPI.US

STORMWATER MANAGEMENT NARRATIVE

THIS PROJECT IS LOCATED ON THE SOUTH SIDE OF COLLINS INDUSTRIAL WAY WITHIN THE CITY OF LAWRENCEVILLE, GA. THE PROJECT CONTAINS A PARKING LOT, PLAZA AND SIDEWALKS/TRAILS. DUE TO THE PROJECT CONTAINING MORE THAN 5,000 SQUARE FEET OF IMPERVIOUS AREA, THIS

PROJECT REQUIRES STORMWATER MANAGEMENT, INCLUDING WATER QUALITY.

AN UNDERGROUND STORAGE SYSTEM HAS BEEN DESIGNED TO PROVIDE THE NECESSARY STORAGE FOR THE PROJECT. THIS SYSTEM INCLUDES A 60” HDPE AND A WEIR WALL LOCATED WITHIN THE DOWNSTREAM JUNCTION BOX. (SEE DETAILS.) WATER QUALITY AND THE DETENTION FOR THE 2-100 YEAR STORM FREQUENCIES ARE STORED WITHIN THIS SYSTEM. PLEASE REFER TO THE TABLE BELOW FOR THE PRE AND POST ANALYSIS OF

THE FLOWS LEAVING THE SITE.

.C

B.O.C.

C O

N C

R

ET

E

SI

D

EW

AL

K

B.O.C.

AP

PR

OXI

M

AT

E

' C

OLO

NI

AL

P

IP

EL

IN

E

EA

SE

M

EN

T (P

.B .1

, P

G.1

60'

N/F

LAWRENCEVILLE STORAGE

ASSOCIATES, INC.

ZONED BG2

PARCEL 7010 107

N/F

DOWNTOWN DEVELOPMENT

AUTHORITY OF

LAWRENCEVILLE GA

ZONED LM

PARCEL 7010 010

R/W (TYP.)

STORAGE BUILDING

ASPHALT DRIVE

R/W (TYP.)

P/L (TYP.)

P.L. (TYP.)

STREAM

EX.

4' SIDEWALK

EX.

4' SIDEWALK

EX.

FENCE

EX.

FENCE

EX.

FIRE HYDRANT AND

WATER VALVE

EX.

WATER VALVES

C O

L L

IN

S

I N

D U

S T

R

IA

L W

A Y

EX. ASPHALT TRAIL

75' IM

PER

VIO

U

S SETBAC

K

50' U N

D

ISTU

R

BED

G W

IN

N

ETT

C

O U

N

TY STR

EAM

BU

FFER

25' U N

D

ISTU

R

BED

STATE

W

ATER

BU

FFER

SW

CB

RIM

=1

8.2

1'

IE

IN

=1

3.8 6'

(18 "H

DPE)

SW

CB

RIM

=1

8.5

3'

IE

O

UT=

.26

' (1 8"

RCP)

CONTRACTOR TO VERIFY

FINAL TIE IN ELEVATION

Ds1 Ds2

Co

Du

Sd1-Ns

Sd1-Ns

LAT.= 33.976667

LONG.= -84.005000

Ds1 Ds2Du

Sd1-Ns

Sd1-Ns

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

LAT.= N33° 58' 34"

LONG.= W84° 00' 14"

SAMPLING POINT

GeC2

GeE2

Cfs

SILT FENCE (TYPE"Ns")

CONSTRUCTION EXIT Ds1

Sd1-Ns

Co

Sd2-F

DISTURBED AREA STABILIZATION

(WITH MULCHING ONLY)

INLET SEDIMENT TRAP

"SILT-SAVER"

EROSION CONTROL LEGEND

Ds2 DISTURBED AREA STABILIZATION

(WITH TEMPORARY VEGETATION)

Du DUST CONTROL

Ds4 DISTURBED AREA STABILIZATION

(WITH SODDING )

Wa WASH AREA

C4.0

IN

IT

IA

L

ER

O

SI

O

N C

O N

TR

O

LP

LA

N

C H

EC

KE

D D

ES

IG

N D

R

AW

N

ZJ

D

TH

ES

E C

O N

ST

R

U C

TI

O

N D

O C

U M

EN

TS

A N

D

PE

R M

IT

TE

D R

EP

R

O D

U C

TI

O

N S, IN

W

H O

LE

O

R

IN

P

AR

T, A

R E

IN

ST

R U

M

EN

TS

O

F

SE

R

VI

C E

AN

D

A R

E

TH

E

SO

LE

P

R O

PE

R

TY

O

F

PR

EC

IS

IO

N

P

LA

N N

IN

G

, I N

C . U

N

LE

SS

O

TH

ER

W

IS

E

AG

R

EE

D T

O . T

H

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S H

AL

L

N O

T

BE

R

EP

R O

D U

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ED

O R

C O

N

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D

IN

A

N Y

M

AN

N

ER

N O

R A

R E

TH

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T O

B E

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SE

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O R

AN

Y

O

TH

ER

P

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C

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O

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T H

AN

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H

AT

SP

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IF

IC

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LY

IN

D

IC

AT

ED

H

ER

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N W

IT

H

O U

T W

R

IT

TE

N

P

ER

M

IS

SI

O

N F

R O

M

AN

D D

U E

C O

M

PE

N

SA

TI

O

N T

O

PR

EC

IS

IO

N

P

LA

N N

IN

G

, I N

C

PR

EC

IS

IO

N P

LA

N

N

IN

G , I

N C

AL

L

R

IG

H

TS

R

ES

ER

VE

D

ST

AM

P pl an ne rs e ng in ee rs a rc hi te ct s s ur ve yo rs

Pi ke

B ou le va rd , L aw re nc ev ille , G a

0.

8.

w w .p pi .u s

SH

EE

T

TI

TL

E

D

KA

SW

S

R

EL

EA

SE

02/06/26

DATE

C24-166

PPI PROJECT NO.

D

AT

E N

O

D

ES

C R

IP

TI

O N

La nd

L ot

, D is tri ct

, P ar ce l 7

C

O

LL

IN

S

IN

D

U

ST

R

IA

L W

AY

LA

W R

EN

C

EV

IL

LE

, G

A

LA

W

R

EN

C

EV

IL

LE

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EA

D

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P

AT

H : E

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TS

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LD

-C

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EN

C

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LE

G

AT

EW

AY

T

R

AI

L

TR

AI

LH

EA

D

\D W

G \2

E R

O

SI

O N

C O

N

TR

O L.

D W

G

ST

EV

E

SA

PP

IN

G

TO

N 2/

6/

0:

A M

PL

O

T D

AT

E:

T

TE

RCH

I

C

E

SCAP

L A N D

NO. 1138

A

/0

6/

BI

D S

ET

20 10 20 40 60

EST Z

ONE)

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

EMAIL: 740SS@PPI.US

St STORM DRAIN OUTLET

PROTECTION

Sd2-P INLET SEDIMENT TRAP

"PIG-IN-BLANKET"

GeC2 Gwinnett Clay Loam, 6 to 10 percent slopes, eroded

GeE2 Gwinnett Clay Loam, 10 to 25 percent slopes, eroded

Cfs Chewacla Silt Loam, 0 to 2 percent slopes, frequently flooded

DISTURBED AREA (INITIAL) = 0.4 AC

TOTAL DISTURBED AREA = 1.2 AC

OFFSITE DISTURBED AREA = 0.1 AC

.C

B.O.C.

C O

N C

R

ET

E

SI

D

EW

AL

K

B.O.C.

AP

PR

OXI

M

AT

E

' C

OLO

NI

AL

P

IP

EL

IN

E

EA

SE

M

EN

T (P

.B .1

, P

G.1

60'

N/F

LAWRENCEVILLE STORAGE

ASSOCIATES, INC.

ZONED BG2

PARCEL 7010 107

N/F

DOWNTOWN DEVELOPMENT

AUTHORITY OF

LAWRENCEVILLE GA

ZONED LM

PARCEL 7010 010

R/W (TYP.)

STORAGE BUILDING

ASPHALT DRIVE

R/W (TYP.)

P/L (TYP.)

P.L. (TYP.)

STREAM

EX.

4' SIDEWALK

EX.

4' SIDEWALK

EX.

FENCE

EX.

FENCE

EX.

FIRE HYDRANT AND

WATER VALVE

EX.

WATER VALVES

C O

L L

IN

S

I N

D U

S T

R

IA

L W

A Y

EX. ASPHALT TRAIL

75' IM

PER

VIO

U

S SETBAC

K

50' U N

D

ISTU

R

BED

G W

IN

N

ETT

C

O U

N

TY STR

EAM

BU

FFER

25' U N

D

ISTU

R

BED

STATE

W

ATER

BU

FFER

SW

CB

RIM

=1

8.2

1'

IE

IN

=1

3.8 6'

(18 "H

DPE)

SW

CB

RIM

=1

8.5

3'

IE

O

UT=

.26

' (1 8"

RCP)

CONTRACTOR TO VERIFY

FINAL TIE IN ELEVATION

Ds1 Ds2

Co

Du

St

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

Sd1-Ns

Sd1-Ns

LAT.= 33.976667

LONG.= -84.005000

Ds1 Ds2Du

CONCRETE

WASHOUT AREA

Sd1-Ns

Sd1-Ns

Sd2-F

Sd2-F

Sd2-F

Sd2-F

Sd2-F

Sd2-F

A1

A2

LAT.= N33° 58' 34"

LONG.= W84° 00' 14"

SAMPLING POINT

GeC2

GeE2

Cfs

SILT FENCE (TYPE"S")

CONSTRUCTION EXIT Ds1

Sd1-Ns

Co

Sd2-F

DISTURBED AREA STABILIZATION

(WITH MULCHING ONLY)

INLET SEDIMENT TRAP

"SILT-SAVER"

EROSION CONTROL LEGEND

Ds2 DISTURBED AREA STABILIZATION

(WITH TEMPORARY VEGETATION)

Du DUST CONTROL

Ds4 DISTURBED AREA STABILIZATION

(WITH SODDING )

Wa WASH AREA

C4.1

IN

TE

R M

ED

IA

TE

ER

O

SI

O N

C O

N

TR

O L

PL

AN

C H

EC

KE

D D

ES

IG

N D

R

AW

N

ZJ

D

TH

ES

E C

O N

ST

R

U C

TI

O

N D

O C

U M

EN

TS

A N

D

PE

R M

IT

TE

D R

EP

R

O D

U C

TI

O

N S, IN

W

H O

LE

O

R

IN

P

AR

T, A

R E

IN

ST

R U

M

EN

TS

O

F

SE

R

VI

C E

AN

D

A R

E

TH

E

SO

LE

P

R O

PE

R

TY

O

F

PR

EC

IS

IO

N

P

LA

N N

IN

G

, I N

C . U

N

LE

SS

O

TH

ER

W

IS

E

AG

R

EE

D T

O . T

H

EY

S H

AL

L

N O

T

BE

R

EP

R O

D U

C

ED

O R

C O

N

VE

YE

D

IN

A

N Y

M

AN

N

ER

N O

R A

R E

TH

EY

T O

B E

U

SE

D F

O R

AN

Y

O

TH

ER

P

R O

JE

C

TS

O

TH

ER

T H

AN

T

H

AT

SP

EC

IF

IC

AL

LY

IN

D

IC

AT

ED

H

ER

EI

N W

IT

H

O U

T W

R

IT

TE

N

P

ER

M

IS

SI

O

N F

R O

M

AN

D D

U E

C O

M

PE

N

SA

TI

O

N T

O

PR

EC

IS

IO

N

P

LA

N N

IN

G

, I N

C

PR

EC

IS

IO

N P

LA

N

N

IN

G , I

N C

AL

L

R

IG

H

TS

R

ES

ER

VE

D

ST

AM

P pl an ne rs e ng in ee rs a rc hi te ct s s ur ve yo rs

Pi ke

B ou le va rd , L aw re nc ev ille , G a

0.

8.

w w .p pi .u s

SH

EE

T

TI

TL

E

D

KA

SW

S

R

EL

EA

SE

02/06/26

DATE

C24-166

PPI PROJECT NO.

D

AT

E N

O

D

ES

C R

IP

TI

O N

La nd

L ot

, D is tri ct

, P ar ce l 7

C

O

LL

IN

S

IN

D

U

ST

R

IA

L W

AY

LA

W R

EN

C

EV

IL

LE

, G

A

LA

W

R

EN

C

EV

IL

LE

G

AT

EW

AY

T R

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L

TR

AI

LH

EA

D

FI

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P

AT

H : E

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-C

IT

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LA

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R

EN

C

EV

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LE

G

AT

EW

AY

T

R

AI

L

TR

AI

LH

EA

D

\D W

G \2

E R

O

SI

O N

C O

N

TR

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D W

G

ST

EV

E

SA

PP

IN

G

TO

N 2/

6/

0:

A M

PL

O

T D

AT

E:

T

TE

RCH

I

C

E

SCAP

L A N D

NO. 1138

A

/0

6/

BI

D S

ET

20 10 20 40 60

EST Z

ONE)

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

EMAIL: 740SS@PPI.US

St STORM DRAIN OUTLET

PROTECTION

Sd2-P INLET SEDIMENT TRAP

"PIG-IN-BLANKET"

DISTURBED AREA (INITIAL) = 0.4 AC

.C

B.O.C.

C O

N C

R

ET

E

SI

D

EW

AL

K

B.O.C.

AP

PR

OXI

M

AT

E

' C

OLO

NI

AL

P

IP

EL

IN

E

EA

SE

M

EN

T (P

.B .1

, P

G.1

60'

N/F

LAWRENCEVILLE STORAGE

ASSOCIATES, INC.

ZONED BG2

PARCEL 7010 107

N/F

DOWNTOWN DEVELOPMENT

AUTHORITY OF

LAWRENCEVILLE GA

ZONED LM

PARCEL 7010 010

R/W (TYP.)

STORAGE BUILDING

ASPHALT DRIVE

R/W (TYP.)

P/L (TYP.)

P.L. (TYP.)

STREAM

EX.

4' SIDEWALK

EX.

4' SIDEWALK

EX.

FENCE

EX.

FENCE

EX.

FIRE HYDRANT AND

WATER VALVE

EX.

WATER VALVES

C O

L L

IN

S

I N

D U

S T

R

IA

L W

A Y

EX. ASPHALT TRAIL

75' IM

PER

VIO

U

S SETBAC

K

50' U N

D

ISTU

R

BED

G W

IN

N

ETT

C

O U

N

TY STR

EAM

BU

FFER

25' U N

D

ISTU

R

BED

STATE

W

ATER

BU

FFER

CONTRACTOR TO VERIFY

FINAL TIE IN ELEVATION

Ds1 Ds2Ds4

Co

Du

St

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

LIMITS OF

DISTURBANCE

Sd1-Ns

Sd1-Ns

ASPHALT PAVING

11 SPACES

12 SPACES

Sd2-F

Sd2-F

Sd2-P

LAT.= 33.976667

LONG.= -84.005000

Ds1 Ds2 Ds4Du

Ds4

CONCRETE

WASHOUT AREA

Sd1-Ns

Sd2-F

Sd2-P

Sd2-P

Sd1-Ns

LAT.= N33° 58' 34"

LONG.= W84° 00' 14"

SAMPLING POINT

GeC2

GeE2

Cfs

C4.2

FI

N

AL

E

R O

SI

O

N C

O N

TR

O

L

PL

AN C

H

EC

KE

D D

ES

IG

N D

R

AW

N

ZJ

D

TH

ES

E C

O N

ST

R

U C

TI

O

N D

O C

U M

EN

TS

A N

D

PE

R M

IT

TE

D R

EP

R

O D

U C

TI

O

N S, IN

W

H O

LE

O

R

IN

P

AR

T, A

R E

IN

ST

R U

M

EN

TS

O

F

SE

R

VI

C E

AN

D

A R

E

TH

E

SO

LE

P

R O

PE

R

TY

O

F

PR

EC

IS

IO

N

P

LA

N N

IN

G

, I N

C . U

N

LE

SS

O

TH

ER

W

IS

E

AG

R

EE

D T

O . T

H

EY

S H

AL

L

N O

T

BE

R

EP

R O

D U

C

ED

O R

C O

N

VE

YE

D

IN

A

N Y

M

AN

N

ER

N O

R A

R E

TH

EY

T O

B E

U

SE

D F

O R

AN

Y

O

TH

ER

P

R O

JE

C

TS

O

TH

ER

T H

AN

T

H

AT

SP

EC

IF

IC

AL

LY

IN

D

IC

AT

ED

H

ER

EI

N W

IT

H

O U

T W

R

IT

TE

N

P

ER

M

IS

SI

O

N F

R O

M

AN

D D

U E

C O

M

PE

N

SA

TI

O

N T

O

PR

EC

IS

IO

N

P

LA

N N

IN

G

, I N

C

PR

EC

IS

IO

N P

LA

N

N

IN

G , I

N C

AL

L

R

IG

H

TS

R

ES

ER

VE

D

ST

AM

P pl an ne rs e ng in ee rs a rc hi te ct s s ur ve yo rs

Pi ke

B ou le va rd , L aw re nc ev ille , G a

0.

8.

w w .p pi .u s

SH

EE

T

TI

TL

E

D

KA

SW

S

R

EL

EA

SE

02/06/26

DATE

C24-166

PPI PROJECT NO.

D

AT

E N

O

D

ES

C R

IP

TI

O N

La nd

L ot

, D is tri ct

, P ar ce l 7

C

O

LL

IN

S

IN

D

U

ST

R

IA

L W

AY

LA

W R

EN

C

EV

IL

LE

, G

A

LA

W

R

EN

C

EV

IL

LE

G

AT

EW

AY

T R

AI

L

TR

AI

LH

EA

D

FI

LE

P

AT

H : E

:\P R

O

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C

TS

\2

4\

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LD

-C

IT

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EN

C

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LE

G

AT

EW

AY

T

R

AI

L

TR

AI

LH

EA

D

\D W

G \2

E R

O

SI

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C O

N

TR

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D W

G

ST

EV

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SA

PP

IN

G

TO

N 2/

6/

0:

A M

PL

O

T D

AT

E:

T

TE

RCH

I

C

E

SCAP

L A N D

NO. 1138

A

/0

6/

BI

D S

ET

20 10 20 40 60

EST Z

ONE)

Wa

SILT FENCE (TYPE"S")

CONSTRUCTION EXIT Ds1

Sd1-Ns

Co

Sd2-F

DISTURBED AREA STABILIZATION

(WITH MULCHING ONLY)

INLET SEDIMENT TRAP

"SILT-SAVER"

EROSION CONTROL LEGEND

Ds2 DISTURBED AREA STABILIZATION

(WITH TEMPORARY VEGETATION)

Du DUST CONTROL

Ds4 DISTURBED AREA STABILIZATION

(WITH SODDING )

Wa WASH AREA

OWNER / DEVELOPER

CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE GEORGIA 30046

CONTACT: ERANILDO LUSTOSA ALVES JUNIOR

PHONE:678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

LANDSCAPE ARCHITECT

PRECISION PLANNING, INC.

400 PIKE BOULEVARD

LAWRENCEVILLE, GA 30046

CONTACT: STEVE SAPPINGTON

PHONE: 770-338-8000

EMAIL: 740SS@PPI.US

St STORM DRAIN OUTLET

PROTECTION

Sd2-P INLET SEDIMENT TRAP

"PIG-IN-BLANKET"

DISTURBED AREA (INITIAL) = 0.4 AC

C4.3

ER

O

SI

O

N C

O N

TR

O

L N

O

TE

S

C H

EC

KE

D D

ES

IG

N D

R

AW

N

ZJ

D

TH

ES

E C

O N

ST

R

U C

TI

O

N D

O C

U M

EN

TS

A N

D

PE

R M

IT

TE

D R

EP

R

O D

U C

TI

O

N S, IN

W

H O

LE

O

R

IN

P

AR

T, A

R E

IN

ST

R U

M

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GSWCC LEVEL 2 CERTIFICATIONS #2,12,13

I CERTIFY UNDER PENALTY OF LAW THAT THIS PLAN WAS PREPARED AFTER A SITE VISIT TO THE LOCATIONS

DESCRIBED HEREIN BY MYSELF OR MY AUTHORIZED AGENT, UNDER MY SUPERVISION.

I CERTIFY THAT THE PERMITTEE'S EROSION, SEDIMENTATION AND POLLUTION CONTROL PLAN PROVIDES FOR AN APPROPRIATE AND COMPREHENSIVE SYSTEM OF BEST MANAGEMENT PRACTICES REQUIRED BY THE GEORGIA WATER QUALITY CONTROL ACT AND THE DOCUMENT "MANUAL FOR EROSION AND SEDIMENT CONTROL IN GEORGIA" PUBLISHED BY THE GEORGIA SOIL AND WATER CONSERVATION COMMISSION AS OF JANUARY 1 OF THE YEAR IN WHICH THE LAND-DISTURBING ACTIVITY WAS PERMITTED, PROVIDES FOR THE SAMPLING OF THE RECEIVING WATER(S) OR THE SAMPLING OF THE STORMWATER OUTFALLS AND THAT THE DESIGNED SYSTEM OF BEST MANAGEMENT PRACTICES AND SAMPLING METHODS IS EXPECTED TO MEET THE REQUIREMENTS CONTAINED IN

THE GENERAL NPDES PERMIT NO GAR 100001.

SIGNED: DATE:01/16/2026

CERTIFIED DESIGN PROFESSIONAL

GSWCC CERTIFICATION NO. LEVEL II #0000001193

EXPIRATION DATE: 06/23/2026

COMPANY: PRECISION PLANNING, INC.

24-HOUR CONTACT #4

NAME: ERANILDO LUSTOSA ALVES JUNIOR

PHONE NUMBER: 678-407-6698

PRIMARY PERMITTEE #5

NAME: ERANILDO LUSTOSA ALVES JUNIOR

COMPANY: CITY OF LAWRENCEVILLE

435 W PIKE STREET

LAWRENCEVILLE, GA 30046

PHONE NUMBER: 678-407-6698

EMAIL: ERANILDO.LUSTOSA@LAWRENCEVILLEGA.ORG

PLAN SUMMARY #8

DESCRIPTION: INSTALL TRAILHEAD DATE: 12/01/2025

CONSTRUCTION ACTIVITY #9

EXISTING CONDITIONS SUMMARY: THE SITE IS CURRENTLY OVERGROWN CLEARED AREA WITH UNDERBRUSH AND

KUDZU.

PROPOSED CONDITIONS SUMMARY: THE SITE WILL BE CLEARED OF VEGETATION. A PARKING LOT, TRAIL AND SIDEWALKS

SHALL BE CONSTRUCTED.

INITIAL EROSION INSPECTION #14

THE DESIGN PROFESSIONAL WHO PREPARED THE ES&PC PLAN IS TO INSPECT AND CERTIFY THE INSTALLATION OF THE INITIAL SEDIMENT STORAGE REQUIREMENTS AND PERIMETER CONTROL BMPS WITHIN 7 DAYS AFTER

INSTALLATION.

THE PRIMARY PERMITTEE MUST RETAIN THE DESIGN PROFESSIONAL WHO PREPARED THE PLAN, EXCEPT WHEN THE PRIMARY PERMITTEE HAS REQUESTED IN WRITING AND E.P.D. HAS AGREED TO AN ALTERNATE DESIGN PROFESSIONAL, TO INSPECT THE INITIAL SEDIMENT STORAGE REQUIREMENTS AND PERIMETER CONTROL BMPS.

THE DESIGN PROFESSIONAL SHALL DETERMINE IF THESE BMPS HAVE BEEN INSTALLED AND ARE BEING MAINTAINED

AS DESIGNED.

THE DESIGN PROFESSIONAL SHALL REPORT THE RESULTS OF THE INSPECTION TO THE PRIMARY PERMITTEE (AND OPERATOR) WITHIN SEVEN DAYS AND THE PERMITTEE (AND OPERATOR) MUST CORRECT ALL DEFICIENCIES WITHIN TWO (2) BUSINESS DAYS OF RECEIPT OF THE INSPECTION REPORT FROM THE DESIGN PROFESSIONAL UNLESS

WEATHER RELATED SITE CONDITIONS ARE SUCH THAT ADDITIONAL TIME IS REQUIRED.

STREAM BUFFERS #15,16

NON-EXEMPT ACTIVITIES SHALL NOT BE CONDUCTED WITHIN THE 25 OR 50-FOOT UNDISTURBED STEAM BUFFERS AS MEASURED FROM THE POINT OF WRESTED VEGETATION OR WITHIN 25 FEET OF THE COASTAL MARSHLAND BUFFER AS MEASURED FROM THE JURISDICTIONAL DETERMINATION LINE WITHOUT FIRST ACQUIRING THE

NECESSARY VARIANCES AND PERMITS.

DESCRIPTION OF BUFFER ENCROACHMENTS: N/A.

GSWCC REQUIRED NOTES #17,18,19,20,21

AMENDMENTS/REVISIONS TO THE ES&PC PLAN WHICH HAVE A SIGNIFICANT EFFECT ON BMPS WITH A HYDRAULIC

COMPONENT MUST BE CERTIFIED BY THE DESIGN PROFESSIONAL.

WASTE MATERIALS SHALL NOT BE DISCHARGED TO WATERS OF THE STATE, EXCEPT AS AUTHORIZED BY A SECTION

404 PERMIT.

THE ESCAPE OF SEDIMENT FROM THE SITE SHALL BE PREVENTED BY THE INSTALLATION OF EROSION AND SEDIMENT

CONTROL MEASURES AND PRACTICES PRIOR TO LAND DISTURBING ACTIVITIES.

EROSION CONTROL MEASURES WILL BE MAINTAINED AT ALL TIMES. IF FULL IMPLEMENTATION OF THE APPROVED PLAN DOES NOT PROVIDE FOR EFFECTIVE EROSION CONTROL, ADDITIONAL EROSION AND SEDIMENT CONTROL

MEASURES SHALL BE IMPLEMENTED TO CONTROL OR TREAT THE SEDIMENT SOURCE.

ANY DISTURBED AREA LEFT EXPOSED FOR A PERIOD GREATER THAT 14 DAYS SHALL BE STABILIZED WITH MULCH OR

TEMPORARY SEEDING.

IMPAIRED STREAM SEGMENT #22

THIS SITE WILL NOT DISCHARGE STORM WATER FROM ANY CONSTRUCTION ACTIVITY INTO AN IMPAIRED STREAM SEGMENT, OR WITHIN 1 LINEAR MILE UPSTREAM OF AND WITHIN THE SAME WATERSHED AS, ANY PORTION OF A

BIOTA IMPAIRED STREAM SEGMENT.

IF ANY STORM WATER ASSOCIATED WITH CONSTRUCTION ACTIVITIES DISCHARGED INTO AN IMPAIRED STREAM SEGMENT THAT HAS BEEN LISTED FOR THE CRITERIA VIOLATED, BIO "F" (IMPAIRED FISH COMMUNITY) AND / OR "BIO M" (IMPAIRED MACROVERTIBRATE COMMUNITY), WITHIN CATEGORY 4A, 4B, OR 5, AND THE POTENTIAL CAUSE IS EITHER "NP" (NONPOINT SOURCE) OR "UR" (URBAN RUNOFF), THE ES&PC PLAN MUST INCLUDE AT LEAST FOUR (4)

OF THE BMPS LISTED IN PART 111.C.2 (A) THRU (T) OF THE PERMIT.

SEE APPENDIX I FOR FOUR (4) ADDITIONAL BMPS TO BE IMPLEMENTED WITH THIS PROJECT.

NONE REQUIRED FOR PROJECT.

SPILL PREVENTION & CONTROL #25

· LOCAL, STATE & MANUFACTURERS RECOMMENDED METHODS FOR SPILL CLEANUP WILL BE CLEARLY POSTED

AND PROCEDURES WILL BE MADE AVAILABLE TO SITE PERSONNEL.

· MATERIAL & EQUIPMENT NECESSARY FOR SPILL CLEANUP WILL BE KEPT IN THE MATERIAL STORAGE AREAS.

TYPICAL MATERIALS & EQUIPMENT INCLUDES, BUT IS NOT LIMITED TO, BROOMS DUSTPANS, MOPS, RAGS, GLOVES, GOGGLES, CAT LITTER, SAND SAWDUST &PROPERLY LABELED PLASTIC & METAL WASTE CONTAINERS.

· SPILL PREVENTION PRACTICES & PROCEDURES WILL BE REVIEWED AFTER A SPILL & ADJUSTED AS NECESSARY TO

PREVENT FUTURE SPILLS.

· ALL SPILLS WILL BE CLEANED UP IMMEDIATELY UPON DISCOVERY. ALL SPILLS WILL BE REPORTED AS REQUIRES

BY LOCAL, STATE, AND FEDERAL REGULATIONS.

· FOR SPILLS THAT IMPACT SURFACE WATER (LEAVE A SHEEN ON SURFACE WATER), THE NATIONAL RESPONSE

CENTER (NRC) WILL BE CONTACTED WITHIN 24 HOURS AT 1-800-426-2675.

· FOR SPILLS OF AN KNOWN AMOUNT, THE NATIONAL RESPONSE CENTER (NRC) WILL BE CONTACTED WITHIN 24

HOURS AT 1-800-426-2675.

· FOR SPILLS GREATER THAN 25 GALLONS & NO SURFACE WATER IMPACTS OCCUR, THE SPILL WILL BE CLEANED

UP & LOCAL AGENCIES WILL BE CONTACTED AS REQUIRED.

THE CONTRACTOR SHALL NOTIFY THE LICENSED PROFESSIONAL WHO PREPARED THIS PLAN IF MORE THAN 1320 GALLONS OF PETROLEUM IS STORED ONSITE (THIS INCLUDES CAPACITIES OF EQUIPMENT) OR IF ANY ONE PIECE OF EQUIPMENT HAS A CAPACITY GREATER THAN 660 GALLONS. THE CONTRACTOR WILL NEED A SPILL PREVENTION

CONTAINMENT & COUNTERMEASURES PLAN PREPARED BY THE LICENSED PROFESSIONAL.

CONSTRUCTION MATERIAL STORAGE #27

FOR BUILDING MATERIALS, BUILDING PRODUCTS, CONSTRUCTION WASTES, TRASH, LANDSCAPE MATERIALS, FERTILIZERS, PESTICIDES, HERBICIDES, DETERGENTS, SANITARY WASTE AND OTHER MATERIALS PRESENT ON THE SITE, PROVIDE COVER (E.G. PLASTIC SHEETING, TEMPORARY ROOFS) TO MINIMIZE THE EXPOSURE OF THESE PRODUCTS TO PRECIPITATION AND TO STORMWATER, OR A SIMILARLY EFFECTIVE MEANS DESIGNED TO MINIMIZE THE DISCHARGE OF POLLUTANTS FROM THESE AREAS. MINIMIZATION OF EXPOSURE IS NOT REQUIRED IN CASES WHERE EXPOSURE TO PRECIPITATION AND TO STORMWATER WILL NOT RESULT IN A DISCHARGE OF POLLUTANTS, OR WHERE EXPOSURE OF A SPECIFIC MATERIAL OR PRODUCT POSES LITTLE RISK TO STORMWATER CONTAMINATION (SUCH AS FINAL PRODUCTS AND MATERIALS INTENDED FOR OUTDOOR

USE).

PRODUCT SPECIFIC PRACTICES #28

· PETROLEUM BASED PRODUCTS - CONTAINERS FOR PRODUCTS SUCH AS FUELS, LUBRICANTS, AND TARS

WILL BE INSPECTED DAILY FOR LEAKS AND SPILLS. THIS INCLUDES ONSITE VEHICLES AND MACHINERY DAILY INSPECTIONS AND REGULAR PREVENTATIVE MAINTENANCE OF SUCH EQUIPMENT. EQUIPMENT MAINTENANCE AREAS WILL BE LOCATED AWAY FROM STATE WATERS, NATURAL DRAINS, AND STORM WATER DRAINAGE INLETS. IN ADDITION, TEMPORARY FUELING TANKS SHALL HAVE A SECONDARY CONTAINMENT LINER TO PREVENT/MINIMIZE SITE CONTAMINATION. DISCHARGE OF OILS, FUELS, AND LUBRICANTS IS PROHIBITED. PROPER DISPOSAL METHODS WILL INCLUDE COLLECTION IN A SUITABLE

CONTAINER AND DISPOSAL AS REQUIRED BY LOCAL AND STATE REGULATIONS.

· PAINTS/FINISHES/SOLVENTS ALL PRODUCTS WILL BE STORED IN TIGHTLY SEALED ORIGINAL CONTAINERS

WHEN NOT IN USE. EXCESS PRODUCT, MATERIALS USED WITH THESE PRODUCTS, AND PRODUCT

CONTAINERS WILL BE DISPOSED OF ACCORDING TO MANUFACTURER'S SPECIFICATIONS AND

RECOMMENDATIONS.

· CONCRETE TRUCK WASHING - NO CONCRETE TRUCKS WILL BE ALLOWED TO WASH OUT OR DISCHARGE

SURPLUS CONCRETE OR DRUM WASH WATER ONSITE.

· FERTILIZER/HERBICIDES - THESE PRODUCTS WILL BE APPLIED AT RATES THAT DO NOT EXCEED THE MANUFACTURERS' SPECIFICATIONS OR ABOVE THE GUIDELINES SET FORTH IN THE CROP ESTABLISHMENT OR IN THE GSWCC MANUAL FOR EROSION AND SEDIMENT CONTROL IN GEORGIA. ANY STORAGE OF THESE

MATERIALS WILL BE UNDER ROOF IN SEALED CONTAINERS.

· BUILDING MATERIALS - NO BUILDING OR CONSTRUCTION MATERIALS WILL BE BURIED OR DISPOSED OF ONSITE ALL SUCH MATERIAL WILL BE DISPOSED OF IN PROPER WASTE DISPOSAL PROCEDURES.

INSPECTION AND RECORD KEEPING #30

INSPECTION AND RECORD KEEPING REQUIREMENTS BELOW ARE LISTED IN ACCORDANCE WITH

PART IV.D.4. A OF THE GAR 10001-STANDALONE PERMIT

4. INSPECTIONS.

a. PERMITTEE REQUIREMENTS.

EACH DAY WHEN ANY TYPE OF CONSTRUCTION ACTIVITY HAS TAKEN PLACE AT A PRIMARY PERMITTEE'S SITE, CERTIFIED PERSONNEL PROVIDED BY THE PRIMARY PERMITTEE SHALL INSPECT: (A) ALL AREAS AT THE PRIMARY PERMITTEE'S SITE WHERE PETROLEUM PRODUCTS ARE STORED, USED, OR HANDLED FOR SPILLS AND LEAKS FROM VEHICLES AND EQUIPMENT AND (B) ALL LOCATIONS AT THE PRIMARY PERMITTEE'S SITE WHERE VEHICLES ENTER OR EXIT THE SITE FOR EVIDENCE OF OFF-SITE SEDIMENT TRACKING. THESE

INSPECTIONS MUST BE CONDUCTED UNTIL A NOTICE OF TERMINATION IS SUBMITTED.

MEASURE AND RECORD RAINFALL WITHIN DISTURBED AREAS OF THE SITE THAT HAVE NOT MET FINAL STABILIZATION ONCE EVERY 24 HOURS EXCEPT ANY NON-WORKING SATURDAY, NON-WORKING SUNDAY AND NON-WORKING FEDERAL HOLIDAY. THE DATA COLLECTED FOR THE PURPOSE OF COMPLIANCE WITH THIS PERMIT SHALL BE REPRESENTATIVE OF THE MONITORED ACTIVITY. MEASUREMENT OF RAINFALL MAY BE SUSPENDED IF ALL AREAS OF THE SITE HAVE UNDERGONE FINAL STABILIZATION OR ESTABLISHED A CROP OF ANNUAL VEGETATION AND A SEEDING OF TARGET PERENNIALS APPROPRIATE FOR THE REGION.

(3). CERTIFIED PERSONNEL (PROVIDED BY THE PRIMARY PERMITTEE) SHALL INSPECT THE FOLLOWING AT LEAST ONCE EVERY SEVEN (7) CALENDAR DAYS AND WITHIN 24 HOURS OF THE END OF A STORM THAT IS

0.5 INCHES RAINFALL OR GREATER (UNLESS SUCH STORM ENDS AFTER 5:00 PM ON ANY FRIDAY OR ON ANY NON-WORKING SATURDAY, NON-WORKING SUNDAY OR ANY NON-WORKING FEDERAL HOLIDAY IN WHICH CASE THE INSPECTION SHALL BE COMPLETED BY THE END OF THE NEXT BUSINESS DAY AND/OR WORKING DAY, WHICHEVER OCCURS FIRST): (A) DISTURBED AREAS OF THE PRIMARY PERMITTEE'S CONSTRUCTION SITE; (B) AREAS USED BY THE PRIMARY PERMITTEE FOR STORAGE OF MATERIALS THAT ARE EXPOSED TO PRECIPITATION; AND (C) STRUCTURAL CONTROL MEASURES. EROSION AND SEDIMENT CONTROL MEASURES IDENTIFIED IN THE PLAN APPLICABLE TO THE PRIMARY PERMITTEE'S SITE SHALL BE OBSERVED TO ENSURE THAT THEY ARE OPERATING CORRECTLY. WHERE DISCHARGE LOCATIONS OR POINTS ARE ACCESSIBLE, THEY SHALL BE INSPECTED TO ASCERTAIN WHETHER EROSION CONTROL MEASURES ARE EFFECTIVE IN PREVENTING SIGNIFICANT IMPACTS TO RECEIVING WATER(S). FOR AREAS OF A SITE THAT HAVE UNDERGONE FINAL STABILIZATION OR ESTABLISHED A CROP OF ANNUAL VEGETATION AND A SEEDING OF TARGET PERENNIALS APPROPRIATE FOR THE REGION, THE PERMITTEE MUST COMPLY WITH PART IV.D.4.A.(4). THESE INSPECTIONS MUST BE CONDUCTED UNTIL A NOTICE OF TERMINATION IS

SUBMITTED.

(4). CERTIFIED PERSONNEL (PROVIDED BY THE PRIMARY PERMITTEE) SHALL INSPECT AT LEAST ONCE PER MONTH DURING THE TERM OF THIS PERMIT (I.E., UNTIL A NOTICE OF TERMINATION HAS BEEN SUBMITTED) THE AREAS OF THE SITE THAT HAVE UNDERGONE FINAL STABILIZATION OR ESTABLISHED A CROP OF ANNUAL VEGETATION AND A SEEDING OF TARGET PERENNIALS APPROPRIATE FOR THE REGION.

THESE AREAS SHALL BE INSPECTED FOR EVIDENCE OF, OR THE POTENTIAL FOR, POLLUTANTS ENTERING THE DRAINAGE SYSTEM AND THE RECEIVING WATER(S). EROSION AND SEDIMENT CONTROL MEASURES IDENTIFIED IN THE PLAN SHALL BE OBSERVED TO ENSURE THAT THEY ARE OPERATING CORRECTLY. WHERE DISCHARGE LOCATIONS OR POINTS ARE ACCESSIBLE, THEY SHALL BE INSPECTED TO ASCERTAIN WHETHER EROSION CONTROL MEASURES ARE EFFECTIVE IN PREVENTING SIGNIFICANT IMPACTS TO RECEIVING

WATER(S).

(5). BASED ON THE RESULTS OF EACH INSPECTION, THE SITE DESCRIPTION AND THE POLLUTION PREVENTION AND CONTROL MEASURES IDENTIFIED IN THE EROSION, SEDIMENTATION AND POLLUTION CONTROL PLAN, THE PLAN SHALL BE REVISED AS APPROPRIATE NOT LATER THAN SEVEN (7) CALENDAR DAYS FOLLOWING EACH INSPECTION. IMPLEMENTATION OF SUCH CHANGES SHALL BE MADE AS SOON AS PRACTICAL BUT IN NO CASE LATER THAN SEVEN (7) CALENDAR DAYS FOLLOWING EACH INSPECTION.

(6). A REPORT OF EACH INSPECTION THAT INCLUDES THE NAME(S) OF CERTIFIED PERSONNEL MAKING EACH INSPECTION, THE DATE(S) OF EACH INSPECTION, CONSTRUCTION PHASE (I.E., INITIAL, INTERMEDIATE

OR FINAL), MAJOR OBSERVATIONS RELATING TO THE IMPLEMENTATION OF THE EROSION,

SEDIMENTATION AND POLLUTION CONTROL PLAN, AND ACTIONS TAKEN IN ACCORDANCE WITH PART IV.D.4.A.(5). OF THE PERMIT SHALL BE MADE AND RETAINED AT THE SITE OR BE READILY AVAILABLE AT A DESIGNATED ALTERNATE LOCATION UNTIL THE ENTIRE SITE OR THAT PORTION OF A CONSTRUCTION SITE THAT HAS BEEN PHASED HAS UNDERGONE FINAL STABILIZATION AND A NOTICE OF TERMINATION IS SUBMITTED TO EPD. SUCH REPORTS SHALL BE READILY AVAILABLE BY END OF THE SECOND BUSINESS DAY AND/OR WORKING DAY AND SHALL IDENTIFY ALL INCIDENTS OF BEST MANAGEMENT PRACTICES THAT HAVE NOT BEEN PROPERLY INSTALLED AND/OR MAINTAINED AS DESCRIBED IN THE PLAN. WHERE THE REPORT DOES NOT IDENTIFY ANY INCIDENTS, THE INSPECTION REPORT SHALL CONTAIN A CERTIFICATION THAT THE BEST MANAGEMENT PRACTICES ARE IN COMPLIANCE WITH THE EROSION, SEDIMENTATION AND POLLUTION CONTROL PLAN. THE REPORT SHALL BE SIGNED IN ACCORDANCE WITH PART V.G.2. OF

THIS PERMIT.

DESCRIPTION OF MEASURES #26

MEASURES TO BE INSTALLED TO CONTROL POST-CONSTRUCTION POLLUTANTS IN STORMWATER.

1. PERMANENT LANDSCAPING & SOD

RETENTION OF RECORDS #32

REQUIREMENTS FOR RETENTION OF RECORDS ARE LISTED BELOW IN ACCORDANCE WITH PART IV.E OF

THE GAR 10001-STAND ALONE PERMIT

1. THE PRIMARY PERMITTEE SHALL RETAIN THE FOLLOWING RECORDS AT THE CONSTRUCTION SITE OR THE RECORDS SHALL BE READILY AVAILABLE AT A DESIGNATED ALTERNATE LOCATION FROM COMMENCEMENT OF

CONSTRUCTION UNTIL SUCH TIME AS A NOT IS SUBMITTED IN ACCORDANCE WITH PART VI:

a. A COPY OF ALL NOTICES OF INTENT SUBMITTED TO EPD;

b. A COPY OF THE EROSION, SEDIMENTATION AND POLLUTION CONTROL PLAN REQUIRED BY THIS

PERMIT;

c. THE DESIGN PROFESSIONAL'S REPORT OF THE RESULTS OF THE INSPECTION CONDUCTED IN

ACCORDANCE WITH PART IV.A.5. OF THIS PERMIT;

d. A COPY OF ALL SAMPLING INFORMATION, RESULTS, AND REPORTS REQUIRED BY THIS PERMIT;

e. A COPY OF ALL INSPECTION REPORTS GENERATED IN ACCORDANCE WITH PART IV.D.4.A. OF THIS

PERMIT;

f. A COPY OF ALL VIOLATION SUMMARIES AND VIOLATION SUMMARY REPORTS GENERATED IN

ACCORDANCE WITH PART III.D.2. OF THIS PERMIT; AND

g. DAILY RAINFALL INFORMATION COLLECTED IN ACCORDANCE WITH PART IV.D.4.A.(2). OF THIS PERMIT.

2. COPIES OF ALL NOTICES OF INTENT, NOTICES OF TERMINATION, INSPECTION REPORTS, SAMPLING REPORTS (INCLUDING ALL CALIBRATION AND MAINTENANCE RECORDS AND ALL ORIGINAL STRIP CHART RECORDINGS FOR CONTINUOUS MONITORING INSTRUMENTATION) OR OTHER REPORTS REQUESTED BY THE EPD, EROSION, SEDIMENTATION AND POLLUTION CONTROL PLANS, RECORDS OF ALL DATA USED TO COMPLETE THE NOTICE OF INTENT TO BE COVERED BY THIS PERMIT AND ALL OTHER RECORDS REQUIRED BY THIS PERMIT SHALL BE RETAINED BY THE PERMITTEE WHO EITHER PRODUCED OR USED IT FOR A PERIOD OF AT LEAST THREE YEARS FROM THE DATE THAT THE NOT IS SUBMITTED IN ACCORDANCE WITH PART VI. OF THIS PERMIT. THESE RECORDS MUST BE MAINTAINED AT THE PERMITTEE'S PRIMARY PLACE OF BUSINESS OR AT A DESIGNATED ALTERNATIVE LOCATION ONCE THE CONSTRUCTION ACTIVITY HAS CEASED AT THE PERMITTED SITE. THIS PERIOD MAY BE EXTENDED BY REQUEST OF THE EPD AT ANY TIME UPON WRITTEN NOTIFICATION TO

THE PERMITTEE.

SAMPLING FREQUENCY #31

PRODUCT SPECIFIC PRACTICES BELOW ARE LISTED IN ACCORDANCE WITH PART IV.C.6. D OF THE

GAR 10001-STAND ALONE PERMIT

a. SAMPLING FREQUENCY.

(1). THE PRIMARY PERMITTEE MUST SAMPLE IN ACCORDANCE WITH THE PLAN AT LEAST ONCE FOR EACH RAINFALL EVENT DESCRIBED BELOW. FOR A QUALIFYING EVENT, THE PERMITTEE SHALL SAMPLE AT THE BEGINNING OF ANY STORMWATER DISCHARGE TO A MONITORED RECEIVING WATER AND/OR FROM A MONITORED OUTFALL LOCATION WITHIN IN FORTY-FIVE (45) MINUTES OR AS SOON AS POSSIBLE.

(2). HOWEVER, WHERE MANUAL AND AUTOMATIC SAMPLING ARE IMPOSSIBLE (AS DEFINED IN THIS PERMIT), OR ARE BEYOND THE PERMITTEE'S CONTROL, THE PERMITTEE SHALL TAKE SAMPLES AS SOON AS

POSSIBLE, BUT IN NO CASE MORE THAN TWELVE (12) HOURS AFTER THE BEGINNING OF THE

STORMWATER DISCHARGE.

(3). SAMPLING BY THE PERMITTEE SHALL OCCUR FOR THE FOLLOWING QUALIFYING EVENTS:

(A). FOR EACH AREA OF THE SITE THAT DISCHARGES TO A RECEIVING WATER OR FROM AN

OUTFALL, THE FIRST RAIN EVENT THAT REACHES OR EXCEEDS 0.5 INCH WITH A STORMWATER

DISCHARGE THAT OCCURS DURING NORMAL BUSINESS HOURS AS DEFINED IN THIS PERMIT AFTER ALL CLEARING AND GRUBBING OPERATIONS HAVE BEEN COMPLETED, BUT PRIOR TO COMPLETION

OF MASS GRADING OPERATIONS, IN THE DRAINAGE AREA OF THE LOCATION SELECTED AS THE

SAMPLING LOCATION;

(B). IN ADDITION TO (A) ABOVE, FOR EACH AREA OF THE SITE THAT DISCHARGES TO A RECEIVING WATER OR FROM AN OUTFALL, THE FIRST RAIN EVENT THAT REACHES OR EXCEEDS 0.5 INCH WITH A

STORMWATER DISCHARGE THAT OCCURS DURING NORMAL BUSINESS HOURS AS DEFINED IN THIS

PERMIT EITHER 90 DAYS AFTER THE FIRST SAMPLING EVENT OR AFTER ALL MASS GRADING

OPERATIONS HAVE BEEN COMPLETED, BUT PRIOR TO SUBMITTAL OF A NOT, IN THE DRAINAGE AREA

OF THE LOCATION SELECTED AS THE SAMPLING LOCATION, WHICHEVER COMES FIRST;

(C). AT THE TIME OF SAMPLING PERFORMED PURSUANT TO (A) AND (B) ABOVE, IF BMPS IN ANY

AREA OF THE SITE THAT DISCHARGES TO A RECEIVING WATER OR FROM AN OUTFALL ARE NOT

PROPERLY DESIGNED, INSTALLED AND MAINTAINED, CORRECTIVE ACTION SHALL BE DEFINED AND IMPLEMENTED WITHIN TWO (2) BUSINESS DAYS, AND TURBIDITY SAMPLES SHALL BE TAKEN FROM DISCHARGES FROM THAT AREA OF THE SITE FOR EACH SUBSEQUENT RAIN EVENT THAT REACHES OR EXCEEDS 0.5 INCH DURING NORMAL BUSINESS HOURS* UNTIL THE SELECTED TURBIDITY STANDARD IS ATTAINED, OR UNTIL POST-STORM EVENT INSPECTIONS DETERMINE THAT BMPS ARE PROPERLY

DESIGNED, INSTALLED AND MAINTAINED;

(D). WHERE SAMPLING PURSUANT TO (A), (B) OR (C) ABOVE IS REQUIRED BUT NOT POSSIBLE (OR NOT REQUIRED BECAUSE THERE WAS NO DISCHARGE), THE PERMITTEE, IN ACCORDANCE WITH PART IV.D.4.A.(6), MUST INCLUDE A WRITTEN JUSTIFICATION IN THE INSPECTION REPORT OF WHY

SAMPLING WAS NOT PERFORMED. PROVIDING THIS JUSTIFICATION DOES NOT RELIEVE THE

PERMITTEE OF ANY SUBSEQUENT SAMPLING OBLIGATIONS UNDER (A), (B) OR (C) ABOVE; AND

(E). EXISTING CONSTRUCTION ACTIVITIES, I.E., THOSE THAT ARE OCCURRING ON OR BEFORE THE EFFECTIVE DATE OF THIS PERMIT, THAT HAVE MET THE SAMPLING REQUIRED BY (A) ABOVE SHALL SAMPLE IN ACCORDANCE WITH (B). THOSE EXISTING CONSTRUCTION ACTIVITIES THAT HAVE MET

THE SAMPLING REQUIRED BY (B) ABOVE SHALL NOT BE REQUIRED TO CONDUCT ADDITIONAL

SAMPLING OTHER THAN AS REQUIRED BY (C) ABOVE.

*NOTE THAT THE PERMITTEE MAY CHOOSE TO MEET THE REQUIREMENTS OF (A) AND (B) ABOVE BY COLLECTING TURBIDITY SAMPLES FROM ANY RAIN EVENT THAT REACHES OR EXCEEDS 0.5 INCH

AND ALLOWS FOR SAMPLING AT ANY TIME OF THE DAY OR WEEK.

REPORTING OF SAMPLING #31

REQUIREMENTS FOR REPORTING OF SAMPLING POINTS ARE LISTED BELOW IN ACCORDANCE WITH

PART IV. OF THE GAR 10001-STAND ALONE PERMIT

1. THE APPLICABLE PERMITTEES ARE REQUIRED TO SUBMIT THE SAMPLING RESULTS TO THE EPD AT THE ADDRESS SHOWN IN PART II.C. BY THE FIFTEENTH DAY OF THE MONTH FOLLOWING THE REPORTING PERIOD. REPORTING PERIODS ARE MONTHS DURING WHICH SAMPLES ARE TAKEN IN ACCORDANCE WITH

THIS PERMIT. SAMPLING RESULTS SHALL BE IN A CLEARLY LEGIBLE FORMAT. UPON WRITTEN

NOTIFICATION, EPD MAY REQUIRE THE APPLICABLE PERMITTEE TO SUBMIT THE SAMPLING RESULTS ON A

MORE FREQUENT BASIS. SAMPLING AND ANALYSIS OF ANY STORMWATER DISCHARGE(S) OR THE

RECEIVING WATER(S) BEYOND THE MINIMUM FREQUENCY STATED IN THIS PERMIT MUST BE REPORTED IN A SIMILAR MANNER TO THE EPD. THE SAMPLING REPORTS MUST BE SIGNED IN ACCORDANCE WITH PART V.G.2. SAMPLING REPORTS MUST BE SUBMITTED TO EPD USING THE ELECTRONIC SUBMITTAL SERVICE PROVIDED BY EPD. SAMPLING REPORTS MUST BE SUBMITTED TO EPD UNTIL SUCH TIME AS A

NOT IS SUBMITTED IN ACCORDANCE WITH PART VI.

2. ALL SAMPLING REPORTS SHALL INCLUDE THE FOLLOWING INFORMATION:

a. THE RAINFALL AMOUNT, DATE, EXACT PLACE AND TIME OF SAMPLING OR MEASUREMENTS;

b. THE NAME(S) OF THE CERTIFIED PERSONNEL WHO PERFORMED THE SAMPLING AND

MEASUREMENTS;

c. THE DATE(S) ANALYSES WERE PERFORMED;

d. THE TIME(S) ANALYSES WERE INITIATED;

e. THE NAME(S) OF THE CERTIFIED PERSONNEL WHO PERFORMED THE ANALYSES;

f. REFERENCES AND WRITTEN PROCEDURES, WHEN AVAILABLE, FOR THE ANALYTICAL TECHNIQUES

OR METHODS USED;

g. THE RESULTS OF SUCH ANALYSES, INCLUDING THE BENCH SHEETS, INSTRUMENT READOUTS, COMPUTER DISKS OR TAPES, ETC., USED TO DETERMINE THESE RESULTS;

h. RESULTS WHICH EXCEED 1000 NTU SHALL BE REPORTED AS "EXCEEDS 1000 NTU;" AND

i. CERTIFICATION STATEMENT THAT SAMPLING WAS CONDUCTED AS PER THE PLAN.

3. ALL WRITTEN CORRESPONDENCE REQUIRED BY THIS PERMIT SHALL BE SUBMITTED BY RETURN RECEIPT CERTIFIED MAIL (OR SIMILAR SERVICE) TO THE APPROPRIATE DISTRICT OFFICE OF THE EPD ACCORDING TO THE SCHEDULE IN APPENDIX A OF THIS PERMIT. THE PERMITTEE SHALL RETAIN A COPY OF THE PROOF OF SUBMITTAL AT THE CONSTRUCTION SITE OR THE PROOF OF SUBMITTAL SHALL BE READILY AVAILABLE AT A DESIGNATED LOCATION FROM COMMENCEMENT OF CONSTRUCTION UNTIL SUCH TIME

AS A NOT IS SUBMITTED IN ACCORDANCE WITH PART VI.

SAMPLE METHODS #33

(1). FOR CONSTRUCTION ACTIVITIES THE PRIMARY PERMITTEE MUST SAMPLE ALL RECEIVING WATER(S), OR ALL OUTFALL(S), OR A COMBINATION OF RECEIVING WATER(S) AND OUTFALL(S). SAMPLES TAKEN FOR THE PURPOSE OF COMPLIANCE WITH THIS PERMIT SHALL BE REPRESENTATIVE OF THE MONITORED ACTIVITY AND REPRESENTATIVE OF THE WATER QUALITY OF THE RECEIVING WATER(S) AND/OR THE STORMWATER OUTFALLS USING THE

FOLLOWING MINIMUM GUIDELINES:

(A). THE UPSTREAM SAMPLE FOR EACH RECEIVING WATER(S) MUST BE TAKEN IMMEDIATELY UPSTREAM OF THE CONFLUENCE OF THE FIRST STORMWATER DISCHARGE FROM THE PERMITTED ACTIVITY (I.E., THE DISCHARGE FARTHEST UPSTREAM AT THE SITE) BUT DOWNSTREAM OF ANY OTHER STORMWATER DISCHARGES NOT ASSOCIATED WITH THE PERMITTED ACTIVITY. WHERE APPROPRIATE, SEVERAL UPSTREAM SAMPLES FROM ACROSS THE RECEIVING WATER(S) MAY NEED TO BE TAKEN AND THE ARITHMETIC AVERAGE OF THE TURBIDITY OF THESE

SAMPLES USED FOR THE UPSTREAM TURBIDITY VALUE.

(B). THE DOWNSTREAM SAMPLE FOR EACH RECEIVING WATER(S) MUST BE TAKEN DOWNSTREAM OF THE CONFLUENCE OF THE LAST STORMWATER DISCHARGE FROM THE PERMITTED ACTIVITY (I.E., THE DISCHARGE FARTHEST DOWNSTREAM AT THE SITE) BUT UPSTREAM OF ANY OTHER STORMWATER DISCHARGE NOT ASSOCIATED WITH THE PERMITTED ACTIVITY. WHERE APPROPRIATE, SEVERAL DOWNSTREAM SAMPLES FROM ACROSS THE RECEIVING WATER(S) MAY NEED TO BE TAKEN AND THE ARITHMETIC AVERAGE OF THE TURBIDITY OF THESE

SAMPLES USED FOR THE DOWNSTREAM TURBIDITY VALUE.

(C). IDEALLY THE SAMPLES SHOULD BE TAKEN FROM THE HORIZONTAL AND VERTICAL CENTER OF THE RECEIVING

WATER(S) OR THE STORMWATER OUTFALL CHANNEL(S).

(D). CARE SHOULD BE TAKEN TO AVOID STIRRING THE BOTTOM SEDIMENTS IN THE RECEIVING WATER(S) OR IN THE

OUTFALL STORMWATER CHANNEL.

(E). THE SAMPLING CONTAINER SHOULD BE HELD SO THAT THE OPENING FACES UPSTREAM.

(F). THE SAMPLES SHOULD BE KEPT FREE FROM FLOATING DEBRIS.

(G). PERMITTEES DO NOT HAVE TO SAMPLE SHEET FLOW THAT FLOWS ONTO UNDISTURBED NATURAL AREAS OR AREAS STABILIZED BY THE PROJECT. FOR PURPOSES OF THIS SECTION, STABILIZED SHALL MEAN, FOR UNPAVED AREAS AND AREAS NOT COVERED BY PERMANENT STRUCTURES AND AREAS LOCATED OUTSIDE THE WASTE DISPOSAL LIMITS OF A LANDFILL CELL THAT HAS BEEN CERTIFIED BY EPD FOR WASTE DISPOSAL, 100% OF THE SOIL SURFACE IS UNIFORMLY COVERED IN PERMANENT VEGETATION WITH A DENSITY OF 70% OR GREATER, OR LANDSCAPED ACCORDING TO THE PLAN (UNIFORMLY COVERED WITH LANDSCAPING MATERIALS IN PLANNED LANDSCAPED AREAS), OR EQUIVALENT PERMANENT STABILIZATION MEASURES AS DEFINED IN THE MANUAL (EXCLUDING A CROP OF ANNUAL VEGETATION AND A SEEDING OF TARGET CROP PERENNIALS APPROPRIATE FOR

THE REGION).

(H). ALL SAMPLING PURSUANT TO THIS PERMIT MUST BE DONE IN SUCH A WAY (INCLUDING GENERALLY ACCEPTED SAMPLING METHODS, LOCATIONS, TIMING, AND FREQUENCY) AS TO ACCURATELY REFLECT WHETHER STORMWATER RUNOFF FROM THE CONSTRUCTION SITE IS IN COMPLIANCE WITH THE STANDARD SET FORTH IN

PARTS III.D.3. OR III.D.4., WHICHEVER IS APPLICABLE.

PRE- VS. POST RUNOFF #45

PRE-DEVELOPED RUNOFF COEFFICIENT (CURVE NUMBER): 55

POST-DEVELOPED RUNOFF COEFFICIENT (CURVE NUMBER): 75

SUMMARY OF POST-DEVELOPED STORMWATER CONTROLS USED: PERMANENT VEGETATION

CONSTRUCTION EXIT GPS LOCATIONS:

LAT: 33.976667

LONG: -84.005

GSWCC

GEORGIA SOIL AND WATER CONSERVATION COMMISSION

STEVE SAPPINGTON

ANTICIPATED ACTIVITY SCHEDULE

NTU LIMIT RATIONALE #35

REFER TO APPENDIX "B" WITHIN NPDES GAR 100001 PERMIT FOR NTU LIMIT CHART BASED ON STREAM TYPE

SUPPORTING WARM WATER FISHERIES OR TROUT STREAMS.

SIZE OF CONSTRUCTION…

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