Exhibit A-3
“Description of Vacation Area #4”
EXHIBIT A
t:\2977-genentech\2977-220 gred lla merger & dna privatization\legals\dna vacation\area 4\2977-220 dna&pnt_sanbruno_vacation_area#4_legal_-rch.docx SHEET 1 OF 1
Legal Description
Vacation Area #4
DNA Way (formerly Point San Bruno Boulevard)
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. 2”, recorded October 10, 1969, in Volume 70 of Maps at Pages 12 thru 15, Office of the San Mateo County Recorder (said DNA Way being called Point San Bruno Boulevard on said Map), said real property being more particularly described as follows:
BEGINNING at southeast most corner of said DNA Way (formerly Point San Bruno Boulevard) as said southeast corner is shown on said map (70 Maps 12);
Thence from said POINT OF BEGINNING across said DNA Way (being along the southwesterly end of Point San Bruno Boulevard Right of Way as shown on said map 70 Maps 12), North 60°33' 00" West 60.01 feet;
Thence along the northwesterly line of said DNA Way (60 feet wide) North 30°27'58" East 70.25 feet (called North 30°28' 28" East 70.26 feet on said map 70 Maps 12); to the beginning of a tangent curve concave southeast;
Thence along said curve, having a radius of 530.00 feet, through a central angle of 23°12'07", with a curve length of 214.62 feet (called central angle 23°11'37", with a curve length of 214.55 feet on said map 70 Maps 12);
Thence continuing along said northwesterly line of DNA Way (formerly Point San Bruno Boulevard), North 53°40' 05" East 240.32 feet to the beginning of a tangent curve concave west; Thence northerly along last said curve having a radius of 30.00 feet, through a central angle of 91°59'15", with a curve length of 48.15 feet (called curve length of 48.16 feet on said map 70 Maps 12) to a broken back curve on the southwesterly right of way line of Forbes Boulevard (80 feet wide); Thence along said line of Forbes Boulevard on last said curve concave southwest, having a radius of 1760.00 feet (the center of said curve bears South 51°40’50” West) , through a central angle of 3°58'30", with a curve length of 122.11 feet to a broken back curve; Thence along last said curve concave south, having a radius of 30.00 feet (the center of said curve bears South 55°39’20” West) , through a central angle of 91°59'15", with a curve length of 48.16 feet to the southeasterly line of said DNA Way (60 feet wide);
Thence along the said southeasterly line of DNA Way South 53°40'05" West 240.32 feet to the beginning of a tangent curve concave southeast;
Thence southwesterly along last said curve having a radius of 470.00 feet, through a central angle of 23°12'07", with a curve length of 190.33 feet (called central angle 23°11'37", with a curve length of 190.26 feet on said map 70 Maps 12);
Thence South 30°27' 58" West 69.18 feet (called South 30°28’28” West 69.19 feet on said map 70 Maps 12) to the POINT OF BEGINNING and containing 33,021 square feet or 0.7581 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 #4
PORTION OF DNA WAY
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\DWG\DNA Vacation\Vacation 4\2977-220 DNA Vacation 4 plat.dwg
CITY OF SOUTH SAN FRANCISCO, SAN MATEO COUNTY, CALIFORNIA SHEET: 1 OF 2
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
FT FEET
BLVD BOULEVARD
M-M MONUMENT TO MONUMENT
OR OFFICIAL RECORDS
PM PARCEL MAP
POB POINT OF BEGINNING
SQ SQUARE
Plat Check Report
GENENTECH DNA WAY
1 OF 2
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#4.docx Prepared by:
Ty Hammond
Date: March 14, 2025
Job No. 2977-220
DNA VACATION#4
Description:
North:2,068,830.9011' East:6,018,855.6716'
Segment# 1: Line
Course: N60°33'00"W Length: 60.01'
North: 2,068,860.4058' East: 6,018,803.4158'
Segment# 2: Line
Course: N30°27'58"E Length: 70.25'
North: 2,068,920.9563' East: 6,018,839.0346'
Segment# 3: Curve
Length: 214.62' Radius: 530.00'
Delta: 23°12'07" Tangent: 108.80'
Chord: 213.16' Course: N42°04'02"E
Course In: S59°32'02"E Course Out: N36°19'55"W
RP North: 2,068,652.2311' East: 6,019,295.8571'
End North: 2,069,079.1981' East: 6,018,981.8520'
Segment# 4: Line
Course: N53°40'05"E Length: 240.32'
North: 2,069,221.5787' East: 6,019,175.4533'
Segment# 5: Curve
Length: 48.16' Radius: 30.00'
Delta: 91°59'15" Tangent: 31.06'
Chord: 43.16' Course: N7°40'28"E
Course In: N36°19'55"W Course Out: N51°40'50"E
RP North: 2,069,245.7466' East: 6,019,157.6795'
End North: 2,069,264.3480' East: 6,019,181.2164'
Segment# 6: Curve
Plat Check Report
GENENTECH DNA WAY
2 OF 2
T:\2977-GENENTECH\2977-220 gRED LLA Merger & DNA Privatization\Closure\DNA VACATION\Closure Calc Vacation#4.docx Length: 122.11' Radius: 1,760.00'
Delta: 3°58'30" Tangent: 61.08'
Chord: 122.08' Course: S36°19'55"E
Course In: S51°40'50"W Course Out: N55°39'20"E
RP North: 2,068,173.0682' East: 6,017,800.3803'
End North: 2,069,166.0016' East: 6,019,253.5435'
Segment# 7: Curve
Length: 48.16' Radius: 30.00'
Delta: 91°59'15" Tangent: 31.06'
Chord: 43.16' Course: N80°20'17"W
Course In: S55°39'20"W Course Out: N36°19'55"W
RP North: 2,069,149.0766' East: 6,019,228.7737'
End North: 2,069,173.2445' East: 6,019,210.9998'
Segment# 8: Line
Course: S53°40'05"W Length: 240.32'
North: 2,069,030.8640' East: 6,019,017.3985'
Segment# 9: Curve
Length: 190.33' Radius: 470.00'
Delta: 23°12'07" Tangent: 96.49'
Chord: 189.03' Course: S42°04'02"W
Course In: S36°19'55"E Course Out: N59°32'02"W
RP North: 2,068,652.2329' East: 6,019,295.8558'
End North: 2,068,890.5363' East: 6,018,890.7491'
Segment# 10: Line
Course: S30°27'58"W Length: 69.18'
North: 2,068,830.9081' East: 6,018,855.6728'
Perimeter: 1,303.47' Area: 33,020.92Sq.Ft.
Error Closure: 0.0071 Course: N9°38'45"E
Error North : 0.00702 East: 0.00119
Precision 1: 183,585.92