Cities Index.
ATCH 5 - Tentative Map

Napa City Council
February 3, 2026

Document
ATCH 5 - Tentative Map
Meeting
February 3, 2026
Body
Napa City Council
Original file
6.8 MB
Text extracted from the city's file for reading and search. Open the original on napacity.legistar1.com. That file is the official record.

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+

COVER SHEET
TM1
1 T E N T A T I V E S U B D I V I S I O N M A P

N A P A C A L I F O R N I A

ZINFANDEL SUBDIVISION
ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+

EXISTING CONDITIONS
TM2
2 ATTACHMENT 5
∆
∆
∆
∆
∆
∆
∆
∆

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+

DIMENSION PLAN
TM3
3 ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+

PARKING PLAN
TM3.1
4 ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+
GRADING PLAN (North Portion)
TM4
5 S E E S H E E T T M 5
ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+
GRADING PLAN (South Portion)
TM5
6 S E E S H E E T T M 4
S E E S H E E T T M 4
ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+

GRADING SECTIONS
TM6
7 ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+
UTILITY PLAN (North Portion)
TM7
8 S E E S H E E T T M 8
ATTACHMENT 5

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+
UTILITY PLAN (South Portion)
TM8
9 S E E S H E E T T M 7
ATTACHMENT 5

STORMWATER CONTROL PLAN
TM9
10 WATER QUALITY

FEATURE ON SITE

DO NOT ALTER

OR REMOVE

CONTACT CITY OF NAPA

FOR MORE INFORMATION
BRF #1
BRF #2
DMA #2
DMA #5
DMA #7
DMA
DMA #1
#8
DMA #6
DMA
#9
DMA #4
DMA #3
BRF #4
BRF #3

ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+

PROPOSED STORMWATER CONTROL PLAN AREA CALCULATIONS
DMA #
Total Area
(SF)
Proposed
Impervious
Area (SF)
Impervious
Runoff Factor
Proposed
Pervious Area
(SF)
Pervious
Runoff Factor
Required
Bioretention
Treatment Area
(SF)
Provided
Treatment Area
(SF)
1 298,293 161,020
1 129,479

0.1 6,959
7,794
2 27,627 13,866
1 13,038

0.1 607
723
3 23,876 14,637
1 8,587

0.1 620
652
4 6,306 4,400
1 1,713

0.1 183
193
5 700 646
54 UNTREATED
6 13,216
0 13,216

SELF - TREATING
7 45,697 1,488
44,209

SELF - TREATING
8 1,445
0 1,445

SELF - TREATING
9 3,734 3,228
506

UNTREATED
ATTACHMENT 5

ESCP SITE PLAN
TM10
11 ZINFANDEL SUBDIVISION
NAPA

CALIFORNIA
11 PRELIMINARY - NOT FOR CONSTRUCTION

CHECKED
DRAWN

DESIGNED
DATE
JOB NO.

SHEET NO.

OF SHEETS
APPD

REVISIONS
BY
DATE
NO.

Printed on Recycled Paper Please Continue the Cycle RSA | CONSULTING CIVIL ENGINEERS + SURVEYORS +
+
1980
est.
1515 FOURTH STREET
NAPA, CALIF. 94559
OFFICE
www.RSAcivil.com
| 252.3301
707|
+
+
ATTACHMENT 5

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