Exhibit A-1
“Description of Vacation Area #1”
EXHIBIT A
t:\2977-genentech\2977-220 gred lla merger & dna privatization\legals\dna vacation\area 1\2977-220 dna&pnt_sanbruno_vacation_area#1_legal_-rch-1.docx SHEET 1 OF 2
Legal Description
Vacation Area #1
A Portion of
DNA Way (formerly Grandview Drive)
And Cabot Court
Lands of Genentech, INC.
City of South San Francisco
All that certain real property situate in the City of South San Francisco, County of San Mateo, State of California, being a portion of DNA Way as shown on that certain map entitled “CABOT, CABOT & FORBES INDUSTRIAL PARK UNIT NO. 3”, filed March 24, 1972, in Volume 74 of Maps at Pages 41 through 45, (said DNA Way being called Grandview Drive on said Map), and Cabot Court as shown on last said map and in part on that certain map entitled “CABOT, CABOT & FORBES INDUSTRIAL PARK UNIT NO. 1-C”, filed September 23, 1968 in Volume 68 of Maps at Pages 20 and 21, in the Office of the San Mateo County Recorder, State of California, said real property being more particularly described as follows:
BEGINNING at a point on the northerly right of way line of East Grand Avenue (100 feet wide right of way) at the southwesterly most corner of DNA Way (formerly Grandview Drive) said point being North 89°59'46" West (called West on said 74 Maps 41) 58.97 feet, more or less, from a found standard City encased monument in the center monument line of DNA Way as shown on last said map; Thence from said POINT OF BEGINNING leaving said East Grand Avenue, along the northwesterly line of DNA Way on a tangent curve concave northwest, having a radius of 30.00 feet (the center of which bears North 00°00' 14"East) through a central angle of 86° 03' 26", with a curve length of 45.06 feet to a point of reverse curve;
Thence along said reverse curve (concave east), having a radius of 406.31 feet, through a central angle of 29° 23' 26", with a curve length of 208.42 feet;
Thence continuing along said northwesterly line of DNA Way, North 33°20'14" East (called North 33°20'00" East on said 74 Maps 41) 183.39 feet to the beginning of a tangent curve concave southeast; Thence along last said curve, having a radius of 380.00 feet through a central angle of 21°34'06”, with a curve length of 143.05 feet;
Thence leaving said northwesterly line of DNA Way, along the southwesterly right of way line of said Cabot Court on a reverse curve concave west, having a radius of 30.00 feet through a central angle of 92°00'43”, with a curve length of 48.18 feet to a point of compound curvature; Thence along said southwesterly line of Cabot Court (60 feet wide) on said compound curve concave southwest, having a radius of 312.28 feet through a central angle of 19°31'13”, with a curve length of 106.39 feet;
Thence North 56° 37’ 36" West (called North 56°37' 50" West on said 68 Maps 20) 294.87 feet to the beginning of a tangent curve concave south;
Thence along last said curve, having a radius of 30.00 feet through a central angle of 90°00'00”, with a curve length of 47.12 feet to a point on the southeasterly right of way line of Allerton Avenue (60 feet wide); Thence North 33°22' 24" East (called North 33°22' 10" East on said 68 Maps 20) 120.00 feet to the beginning of a broken back curve concave east;
Thence leaving said Allerton Avenue along the northeasterly line of said Cabot Court on last said curve, having a radius of 30.00 feet (the center of which bears South 56°37' 36" East) through a central angle of 90°00'00”, with a curve length of 47.12 feet;
Thence South 56° 37’ 36" East (called South 56°37' 50" East on said 68 Maps 20) 294.87 feet to the beginning of a tangent curve concave southwest;
Thence continuing along said northeasterly line of Cabot Court (60 feet wide) on last said curve having a radius of 372.28 feet through a central angle of 22°40'56”, with a curve length of 147.38 feet to a point of reverse curve;
Thence leaving said northeasterly line of Cabot Court along said reverse curve (concave north), having a radius of 30.00 feet, through a central angle of 74° 07' 04", with a curve length of 38.81 feet to a point on the northerly line of said DNA Way;
EXHIBIT A
t:\2977-genentech\2977-220 gred lla merger & dna privatization\legals\dna vacation\area 1\2977-220 dna&pnt_sanbruno_vacation_area#1_legal_-rch-1.docx SHEET 2 OF 2
Thence along said northerly line of DNA Way, on a reverse curve concave south, having a radius of 380.00 feet, through a central angle of 18°03'58”, with a curve length of 119.82 feet to a point of reverse curvature; Thence along last said reverse curve (concave northwest), having a radius of 345.00 feet, through a central angle of 70° 06' 31", with a curve length of 422.15 feet; Thence North 19° 53’ 43" East (called North 19°53’29" East on said 74 Maps 41) 213.89 feet to the beginning of a tangent curve concave southeast;
Thence continuing along said northerly line of DNA Way (60 feet wide) on last said curve having a radius of 630.00 feet through a central angle of 112°33'15”, with a curve length of 1237.60 feet; Thence South 47° 33’ 02" East (called South 47°33'16" East on said 74 Maps 41) 109.58 feet to the southwesterly corner of Parcel 2 as shown on that certain map entitled “Parcel Map 93-303” filed February 17, 1995 in Book 68 of Parcel Maps at Pages 20 and 21, Office of the San Mateo County Recorder, State of California;
Thence South 47° 33’ 02" East 24.00 feet;
Thence into said DNA Way South 42° 26’ 58" West 30.00 feet to a point on the centerline of DNA Way; Thence along along a tangent curve concave to the north, having a radius of 30.00 feet through a central angle of 90°00'00”, with a curve length of 47.12 feet to a point on the southerly line of said DNA Way; Thence North 47° 33’ 02" West (called North 47°33'16" West on said 74 Maps 41) 103.58 feet to the beginning of a tangent curve concave south;
Thence continuing along said southerly line of said DNA Way (60 feet wide) on last said curve, having a radius of 570.00 feet through a central angle of 112°33'15”, with a curve length of 1119.73 feet; Thence South 19° 53’ 43" West (called South 19°53’29" West on said 74 Maps 41) 213.89 feet to the beginning of a tangent curve concave northwest;
Thence along last said curve having a radius of 405.00 feet through a central angle of 70°06’31”, with a curve length of 495.57 feet to a point of reverse curve; Thence along last said reverse curve (concave southeast), having a radius of 320.00 feet, through a central angle of 56° 40' 00", with a curve length of 316.49 feet; Thence continuing along the southeasterly line of DNA Way, South 33°20'14" West (called South 33°20'00" West on said 74 Maps 41) 163.30 feet to the beginning of a tangent curve concave southeast; Thence along last said curve, having a radius of 340.46 feet, through a central angle of 31° 29' 15", with a curve length of 187.10 feet to a point of compound curve concave northeast; Thence along last said curve having a radius of 30.00 feet, through a central angle of 91° 50' 45", with a curve length of 48.09 feet to a point on said northerly right of way line of East Grand Avenue; Thence North 89°59'46" West (called West on said 74 Maps 41) 131.13 feet to the POINT OF BEGINNING and containing 4.4748 acres of land, more or less.
A plat, entitled Exhibit “B” is attached hereto and by this reference made a part hereof.
Robert C. Hutton LS 5454 Date
Principal Surveyor, Wilsey Ham
3130 LA SELVA STREET, SUITE 100, SAN MATEO, CA 94403 PHONE 650-349-2151 WWW.WILSEYHAM.COM
WILSEY HAM
EXHIBIT B
PLAT TO ACCOMPANY LEGAL DESCRIPTION JOB NO:
2977-220
VACATION AREA #1
PORTION OF DNA WAY
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\DWG\DNA Vacation\Vacation 1\2977-220 DNA Vacation 1 plat.dwg
CITY OF SOUTH SAN FRANCISCO, SAN MATEO COUNTY, CALIFORNIA SHEET: 1 OF 5
SCALE: 1"= 400'
DATE: 03/14/25
LEGEND:
ADJOINERS PROPERTY LINE
BOUNDARY LINE
CENTER LINE
SHEET KEY
FOUND STANDARD CITY MONUMENT
0 1
0 200 400
BASIS OF BEARINGS:
THE BEARING OF NORTH 47° 33' 02" WEST, BETWEEN TWO FOUND MONUMENTS ON THE CENTERLINE OF DNA WAY, AS SHOWN ON THAT CERTAIN MAP ENTITLED “PARCEL MAP 08-0004, FILED SEPTEMBER 26, 2008 IN BOOK 78 OF PARCEL MAPS AT PAGES 71-72, SAN MATEO COUNTY RECORDS, WAS TAKEN AS THE BASIS OF BEARINGS FOR THIS MAP.
ABBREVIATIONS:
( ) ORIGINAL CALL 74 M 41
AVE AVENUE
M-M MONUMENT TO MONUMENT
OR OFFICIAL RECORDS
PM PARCEL MAP
POB POINT OF BEGINNING
RD ROAD
SQ SQUARE
FT FEET
220
Plat Check Report
GENENTECH DNA WAY
1 OF 6
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#1.docx Prepared by:
Ty Hammond
Date: March 6, 2025
Job No. 2977-220
DNA VACATION#1
Description:
North:2,065,663.2890' East:6,020,188.7722'
Segment# 1: Line
Course: S42°26'58"W Length: 30.00'
North: 2,065,641.1528' East: 6,020,168.5240'
Segment# 2: Curve
Length: 47.12' Radius: 30.00'
Delta: 90°00'00" Tangent: 30.00'
Chord: 42.43' Course: S87°26'58"W
Course In: N47°33'02"W Course Out: S42°26'58"W
RP North: 2,065,661.4010' East: 6,020,146.3878'
End North: 2,065,639.2648' East: 6,020,126.1396'
Segment# 3: Line
Course: N47°33'02"W Length: 103.58'
North: 2,065,709.1750' East: 6,020,049.7107'
Segment# 4: Curve
Length: 1,119.73' Radius: 570.00'
Delta: 112°33'15" Tangent: 853.94'
Chord: 948.17' Course: S76°10'21"W
Course In: S42°26'58"W Course Out: N70°06'17"W
RP North: 2,065,288.5873' East: 6,019,664.9953'
End North: 2,065,482.5595' East: 6,019,129.0150'
Segment# 5: Line
Course: S19°53'43"W Length: 213.89'
North: 2,065,281.4353' East: 6,019,056.2278'
Plat Check Report
GENENTECH DNA WAY
2 OF 6
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#1.docx Segment# 6: Curve
Length: 495.57' Radius: 405.00'
Delta: 70°06'31" Tangent: 284.16'
Chord: 465.23' Course: S54°56'58"W
Course In: N70°06'17"W Course Out: S0°00'14"W
RP North: 2,065,419.2576' East: 6,018,675.3998'
End North: 2,065,014.2576' East: 6,018,675.3723'
Segment# 7: Curve
Length: 316.49' Radius: 320.00'
Delta: 56°40'00" Tangent: 172.54'
Chord: 303.74' Course: S61°40'14"W
Course In: S0°00'14"W Course Out: N56°39'46"W
RP North: 2,064,694.2576' East: 6,018,675.3506'
End North: 2,064,870.1186' East: 6,018,408.0064'
Segment# 8: Line
Course: S33°20'14"W Length: 163.30'
North: 2,064,733.6896' East: 6,018,318.2623'
Segment# 9: Curve
Length: 187.10' Radius: 340.46'
Delta: 31°29'15" Tangent: 95.98'
Chord: 184.76' Course: S17°35'37"W
Course In: S56°39'46"E Course Out: N88°09'01"W
RP North: 2,064,546.5844' East: 6,018,602.6998'
End North: 2,064,557.5738' East: 6,018,262.4172'
Segment# 10: Curve
Length: 48.09' Radius: 30.00'
Delta: 91°50'45" Tangent: 30.98'
Chord: 43.10' Course: S44°04'23"E
Course In: S88°09'01"E Course Out: S0°00'14"W
RP North: 2,064,556.6055' East: 6,018,292.4016'
End North: 2,064,526.6055' East: 6,018,292.3995'
Plat Check Report
GENENTECH DNA WAY
3 OF 6
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#1.docx Segment# 11: Line
Course: N89°59'46"W Length: 131.13'
North: 2,064,526.6144' East: 6,018,161.2695'
Segment# 12: Curve
Length: 45.06' Radius: 30.00'
Delta: 86°03'26" Tangent: 28.00'
Chord: 40.94' Course: N46°58'31"E
Course In: N0°00'14"E Course Out: S86°03'12"E
RP North: 2,064,556.6144' East: 6,018,161.2716'
End North: 2,064,554.5496' East: 6,018,191.2004'
Segment# 13: Curve
Length: 208.42' Radius: 406.31'
Delta: 29°23'26" Tangent: 106.56'
Chord: 206.14' Course: N18°38'31"E
Course In: S86°03'12"E Course Out: N56°39'46"W
RP North: 2,064,526.5841' East: 6,018,596.5469'
End North: 2,064,749.8781' East: 6,018,257.0950'
Segment# 14: Line
Course: N33°20'14"E Length: 183.39'
North: 2,064,903.0914' East: 6,018,357.8798'
Segment# 15: Curve
Length: 143.05' Radius: 380.00'
Delta: 21°34'06" Tangent: 72.38'
Chord: 142.20' Course: N44°07'17"E
Course In: S56°39'46"E Course Out: N35°05'39"W
RP North: 2,064,694.2565' East: 6,018,675.3510'
End North: 2,065,005.1756' East: 6,018,456.8807'
Segment# 16: Curve
Length: 48.18' Radius: 30.00'
Delta: 92°00'43" Tangent: 31.07'
P.O.B.
Plat Check Report
GENENTECH DNA WAY
4 OF 6
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#1.docx Chord: 43.16' Course: N8°53'59"E
Course In: N35°05'39"W Course Out: N52°53'38"E
RP North: 2,065,029.7218' East: 6,018,439.6330'
End North: 2,065,047.8206' East: 6,018,463.5586'
Segment# 17: Curve
Length: 106.39' Radius: 312.28'
Delta: 19°31'13" Tangent: 53.72'
Chord: 105.88' Course: N46°51'59"W
Course In: S52°53'38"W Course Out: N33°22'24"E
RP North: 2,064,859.4243' East: 6,018,214.5092'
End North: 2,065,120.2105' East: 6,018,386.2920'
Segment# 18: Line
Course: N56°37'36"W Length: 294.87'
North: 2,065,282.4162' East: 6,018,140.0449'
Segment# 19: Curve
Length: 47.12' Radius: 30.00'
Delta: 90°00'00" Tangent: 30.00'
Chord: 42.43' Course: S78°22'24"W
Course In: S33°22'24"W Course Out: N56°37'36"W
RP North: 2,065,257.3631' East: 6,018,123.5421'
End North: 2,065,273.8659' East: 6,018,098.4890'
Segment# 20: Line
Course: N33°22'24"E Length: 120.00'
North: 2,065,374.0783' East: 6,018,164.5000'
Segment# 21: Curve
Length: 47.12' Radius: 30.00'
Delta: 90°00'00" Tangent: 30.00'
Chord: 42.43' Course: S11°37'36"E
Course In: S56°37'36"E Course Out: S33°22'24"W
RP North: 2,065,357.5756' East: 6,018,189.5532'
End North: 2,065,332.5224' East: 6,018,173.0504'
Plat Check Report
GENENTECH DNA WAY
5 OF 6
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#1.docx Segment# 22: Line
Course: S56°37'36"E Length: 294.87'
North: 2,065,170.3168' East: 6,018,419.2975'
Segment# 23: Curve
Length: 147.38' Radius: 372.28'
Delta: 22°40'56" Tangent: 74.67'
Chord: 146.42' Course: S45°17'08"E
Course In: S33°22'24"W Course Out: N56°03'20"E
RP North: 2,064,859.4243' East: 6,018,214.5092'
End North: 2,065,067.3012' East: 6,018,523.3450'
Segment# 24: Curve
Length: 38.81' Radius: 30.00'
Delta: 74°07'04" Tangent: 22.65'
Chord: 36.16' Course: S71°00'12"E
Course In: N56°03'20"E Course Out: S18°03'43"E
RP North: 2,065,084.0529' East: 6,018,548.2324'
End North: 2,065,055.5313' East: 6,018,557.5338'
Segment# 25: Curve
Length: 119.82' Radius: 380.00'
Delta: 18°03'58" Tangent: 60.41'
Chord: 119.32' Course: N80°58'15"E
Course In: S18°03'43"E Course Out: N0°00'14"E
RP North: 2,064,694.2569' East: 6,018,675.3509'
End North: 2,065,074.2569' East: 6,018,675.3767'
Segment# 26: Curve
Length: 422.15' Radius: 345.00'
Delta: 70°06'31" Tangent: 242.06'
Chord: 396.30' Course: N54°56'58"E
Course In: N0°00'14"E Course Out: S70°06'17"E
RP North: 2,065,419.2569' East: 6,018,675.4001'
End North: 2,065,301.8527' East: 6,018,999.8092'
Plat Check Report
GENENTECH DNA WAY
6 OF 6
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#1.docx Segment# 27: Line
Course: N19°53'43"E Length: 213.89'
North: 2,065,502.9770' East: 6,019,072.5964'
Segment# 28: Curve
Length: 1,237.60' Radius: 630.00'
Delta: 112°33'15" Tangent: 943.83'
Chord: 1,047.98' Course: N76°10'21"E
Course In: S70°06'17"E Course Out: N42°26'58"E
RP North: 2,065,288.5867' East: 6,019,664.9956'
End North: 2,065,753.4468' East: 6,020,090.2074'
Segment# 29: Line
Course: S47°33'02"E Length: 133.58'
North: 2,065,663.2884' East: 6,020,188.7725'
Perimeter: 6,707.70' Area: 194,924.46Sq.Ft.
Error Closure: 0.0007 Course: S24°49'41"E
Error North : -0.00066 East: 0.00031
Precision 1: 9,582,428.57