Bridge Statistics for Menlo Park, California (CA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: 35 0007,  Location: 04-SM-280-R1.56 (Lat: 37.418619,  Lng: -122.219650),  Route carried "on" structure: County highway D307,  Year Built: 1969,  Status: Open,  Structure Length: 17.32m (56.82ft),  Average Daily Traffic: 13,000 (year 2009),  Truck Traffic: 1%,  Average Future Daily Traffic: 25,651 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: INTERSTATE 280,  Facility Carried by Structure: SAND HILL ROAD (S)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 12,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 5 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 47.9m (157.2ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.9m (35.8ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 99.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 0008,  Location: 04-SM-280-R1.61 (Lat: 37.418822,  Lng: -122.220614),  Route carried "on" structure: County highway D307,  Year Built: 1969,  Status: Open,  Structure Length: 16.43m (53.90ft),  Average Daily Traffic: 13,000 (year 1998),  Truck Traffic: 1%,  Average Future Daily Traffic: 25,651 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: INTERSTATE 280,  Facility Carried by Structure: SAND HILL ROAD (N)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 12,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Skew: 5 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 47.0m (154.2ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 11.8m (38.7ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 99.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 001,  Location: 04-SM-101-13.44-SM (Lat: 37.570594,  Lng: -122.313386),  Route carried "on" structure: US 101,  Year Built: 1928,  Year Reconstructed: 1952,  Status: Open,  Structure Length: 2.23m (7.32ft),  Average Daily Traffic: 236,000 (year 2009),  Truck Traffic: 4%,  Average Future Daily Traffic: 309,621 (year 2039),  Design Load: HS 15,  Features Intersected: SAN MATEO CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.440,  Lanes on structure: 12,  Base Highway Network: Yes (Inventory Route: 1,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 77.3m (253.6ft),  Skew: 30 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.0m (3.3ft),  Curb-To-Curb Width: 74.7m (245.1ft),  Out-to-Out Width: 77.3m (253.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 40.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 24.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35 003,  Location: 04-SM-001-17.90 (Lat: 37.320650,  Lng: -122.402019),  Route carried "on" structure: State highway 1,  Year Built: 1941,  Status: Open,  Structure Length: 8.08m (26.51ft),  Average Daily Traffic: 6,100 (year 2009),  Truck Traffic: 5%,  Average Future Daily Traffic: 9,007 (year 2037),  Design Load: H 20,  Features Intersected: SAN GREGORIO CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.900,  Lanes on structure: 2,  Base Highway Network: Yes (,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 18.0m (59.1ft),  Curb or Sidewalk Widths: Left: 0.6m (2.0ft),  Right: 0.6m (2.0ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 9.7m (31.8ft)

Condition: Deck: Fair,  Superstructure: Poor,  Substructure: Poor,  Channel: Very good,  Operating Rating: 53.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 8.08m (26.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $1,803,000,  Roadway Improvement Cost: $360,000,  Total Project Cost: $3,029,000 ( Estimate for 2017),  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 0038,  Location: 04-SM-084-R29.25-MLP (Lat: 37.499150,  Lng: -122.128383),  Route carried "on" structure: State highway 84,  Year Built: 1981,  Status: Open,  Structure Length: 262.13m (860.01ft),  Average Daily Traffic: 61,000 (year 2014),  Truck Traffic: 4%,  Average Future Daily Traffic: 130,000 (year 2039),  Design Load: HS 20,  Features Intersected: SAN FRANCISCO BAY-SOUTH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 29.250,  Lanes on structure: 6,  Base Highway Network: Yes (,  Subroute: 1),  Toll: Toll bridge,  Owner: State Highway Agency,  Approaching Roadway Width: 21.9m (71.9ft),  Skew: 30 degrees,  Navigation Control: Yes ( Vertical Clearance: 25.9m (85.0ft), Horizontal Clearance: 61.0m (200.1ft)),  Material/Design: Steel continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 15,  Number Of Approach Spans: 70,  Length of Maximum Span: 103.6m (339.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 21.3m (69.9ft),  Out-to-Out Width: 25.9m (85.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Excellent,  Operating Rating: 38.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 28.2 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: June 2021,  Critical Feature Inspection Date: January 2021,  Underwater Inspection Date: September 2018,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 35 0062G,  Location: 04-SM-280-R20.90-SBR (Lat: 37.626083,  Lng: -122.428958),  Route carried "on" structure: Ramp Interstate 280,  Year Built: 1971,  Status: Open,  Structure Length: 3.29m (10.79ft),  Average Daily Traffic: 11,500 (year 2005),  Truck Traffic: 2%,  Average Future Daily Traffic: 14,429 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: SAN BRUNO AV-N280 ON-RMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 20.900,  Lanes on structure: 2,  Lanes under structure: 1,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.9m (39.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 32.3m (106.0ft),  Curb-To-Curb Width: 11.9m (39.0ft),  Out-to-Out Width: 13.0m (42.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 83.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 0064,  Location: 04-SM-101-3.70-MLP (Lat: 37.484128,  Lng: -122.182444),  Route carried "on" structure: US 101,  Year Built: 1930,  Year Reconstructed: 1958,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 199,000 (year 2009),  Truck Traffic: 4%,  Average Future Daily Traffic: 251,547 (year 2039),  Features Intersected: MARSH CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.700,  Lanes on structure: 10,  Base Highway Network: Yes (Inventory Route: 1,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 63.1m (207.0ft),  Skew: 30 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb-To-Curb Width: 82.4m (270.3ft),  Out-to-Out Width: 84.0m (275.6ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 40.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35 0066,  Location: 04-SM-084-R25.81-MLP (Lat: 37.483331,  Lng: -122.180667),  Route carried "on" structure: State highway 84,  Year Built: 1998,  Status: Open,  Structure Length: 6.77m (22.21ft),  Average Daily Traffic: 27,500 (year 2009),  Truck Traffic: 3%,  Average Future Daily Traffic: 65,508 (year 2037),  Design Load: HS 20+Mod,  Features Intersected: US HIGHWAY 101
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.810,  Lanes on structure: 5,  Lanes under structure: 10,  Base Highway Network: Yes (,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 23.2m (76.1ft),  Skew: 21 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 35.1m (115.2ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 23.2m (76.1ft),  Out-to-Out Width: 26.8m (87.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 54.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 0194,  Location: 04-SM-280-R1.02 (Lat: 37.415506,  Lng: -122.210097),  Route carried "on" structure: Interstate 280,  Year Built: 1965,  Year Reconstructed: 1969,  Status: Open,  Structure Length: 8.28m (27.17ft),  Average Daily Traffic: 101,000 (year 2009),  Truck Traffic: 3%,  Average Future Daily Traffic: 146,745 (year 2038),  Design Load: HS 20,  Features Intersected: STANFORD LINEAR ACCEL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.020,  Lanes on structure: 8,  Base Highway Network: Yes (Inventory Route: 2,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 41.5m (136.2ft),  Skew: 33 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 34.3m (112.5ft),  Curb-To-Curb Width: 45.9m (150.6ft),  Out-to-Out Width: 47.2m (154.9ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 42.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 33.0 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.29m (27.20ft),  Designated Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 48 months,  Inspection Date: October 2021,  Other Special Inspection Date: August 2019,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 0357,  Location: 04-SM-000-0.00-MLP (Lat: 37.486811,  Lng: -122.181033),  Route carried "on" structure: City street ,  Year Built: 1954,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 6,400 (year 2009),  Truck Traffic: 10%,  Average Future Daily Traffic: 6,499 (year 2037),  Features Intersected: MARSH SLOUGH,  Facility Carried by Structure: HAVEN AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 40.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35C0101,  Location: 0.2 MI E OF S AIRPORT BLV (Lat: 37.646125,  Lng: -122.401375),  Route carried "on" structure: City street ,  Year Built: 1975,  Status: Open,  Structure Length: 4.72m (15.49ft),  Average Daily Traffic: 12,150 (year 2010),  Truck Traffic: 12%,  Average Future Daily Traffic: 9,620 (year 2039),  Design Load: HS 20,  Features Intersected: COLMA CREEK,  Facility Carried by Structure: UTAH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 19.5m (64.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 13.1m (43.0ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 19.5m (64.0ft),  Out-to-Out Width: 23.2m (76.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 78.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Designated Inspection Frequency: Every 48 months,  Inspection Date: April 2019,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35C0108,  Location: MARSH RD AT ROLISON (Lat: 37.482986,  Lng: -122.183214),  Route carried "on" structure: City street ,  Year Built: 1960,  Status: Open,  Structure Length: 0.67m (2.20ft),  Average Daily Traffic: 5,300 (year 2018),  Truck Traffic: 1%,  Average Future Daily Traffic: 6,630 (year 2042),  Features Intersected: MARSH SLOUGH,  Facility Carried by Structure: MARSH RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 28.3m (92.8ft),  Skew: 24 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 3.6m (11.8ft),  Curb-To-Curb Width: 28.3m (92.8ft),  Out-to-Out Width: 28.3m (92.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 40.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 24.3 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 35C0109,  Location: 0.1 MI E WILLOW RD (Lat: 37.453942,  Lng: -122.162614),  Route carried "on" structure: City street ,  Year Built: 1936,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 18,700 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 28,858 (year 2040),  Features Intersected: SAN FRANCISQUITO CREEK,  Facility Carried by Structure: MIDDLEFIELD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.5m (27.9ft),  Curb-To-Curb Width: 11.0m (36.1ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Superstructure: Fair,  Substructure: Good,  Channel: Good,  Operating Rating: 27.2 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 16.2 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020

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Structure Number: 37C0346,  Location: EAST OF ALPINE ROAD (Lat: 37.424344,  Lng: -122.191236),  Route carried "on" structure: County highway ,  Year Built: 1989,  Status: Open,  Structure Length: 6.75m (22.15ft),  Average Daily Traffic: 20,000 (year 2015),  Truck Traffic: 3%,  Average Future Daily Traffic: 30,605 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: SAN FRANCISQUITO CREEK,  Facility Carried by Structure: JUNIPERO SERRA BLD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 24.5m (80.4ft),  Curb-To-Curb Width: 17.8m (58.4ft),  Out-to-Out Width: 18.9m (62.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 54.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place

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Structure Number: 35 0007,  Location: 04-SM-280-R1.56 (Lat: 37.418619,  Lng: -122.219650),  Route carried "under" structure: Interstate 280,  Year Built: 1969,  Structure Length: 0. m,  Average Daily Traffic: 101,000 (year 2009),  Truck Traffic: 3%,  Features Intersected: INTERSTATE 280,  Facility Carried by Structure: SAND HILL ROAD (S)
Minimum Vertical Clearance: 5.06m (16.60ft),  Kilometerpoint: 1.560,  Lanes on structure: 2,  Lanes under structure: 12,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 47.9m (157.2ft)

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Structure Number: 35 0008,  Location: 04-SM-280-R1.61 (Lat: 37.418822,  Lng: -122.220614),  Route carried "under" structure: Interstate 280,  Year Built: 1969,  Structure Length: 0. m,  Average Daily Traffic: 101,000 (year 2009),  Truck Traffic: 3%,  Features Intersected: INTERSTATE 280,  Facility Carried by Structure: SAND HILL ROAD (N)
Minimum Vertical Clearance: 5.18m (16.99ft),  Kilometerpoint: 1.610,  Lanes on structure: 2,  Lanes under structure: 12,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 47.0m (154.2ft)

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Structure Number: 35 0012,  Location: 04-SM-101-3.05-MLP (Lat: 37.478953,  Lng: -122.172894),  Route carried "under" structure: US 101,  Year Built: 1931,  Structure Length: 0. m,  Average Daily Traffic: 199,000 (year 2009),  Truck Traffic: 4%,  Features Intersected: U.S. HIGHWAY 101,  Facility Carried by Structure: CALTRAIN & UP RR
Minimum Vertical Clearance: 4.60m (15.09ft),  Kilometerpoint: 3.050,  Lanes under structure: 10,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 33.8m (110.9ft)

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Structure Number: 35 0066,  Location: 04-SM-084-R25.81-MLP (Lat: 37.483331,  Lng: -122.180667),  Route carried "under" structure: US 101,  Year Built: 1998,  Structure Length: 0. m,  Average Daily Traffic: 199,000 (year 2009),  Truck Traffic: 4%,  Features Intersected: US HIGHWAY 101,  Facility Carried by Structure: SR 84 (MARSH RD)
Minimum Vertical Clearance: 5.66m (18.57ft),  Kilometerpoint: 3.590,  Lanes on structure: 5,  Lanes under structure: 10,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 35.1m (115.2ft)

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Structure Number: 35 0347,  Location: 04-SM-101-2.57-MLP (Lat: 37.474800,  Lng: -122.165797),  Route carried "under" structure: US 101,  Year Built: 2012,  Structure Length: 0. m,  Average Daily Traffic: 199,000 (year 2009),  Truck Traffic: 4%,  Features Intersected: U.S. HIGHWAY 101,  Facility Carried by Structure: PEDESTRIAN WALKWAY
Minimum Vertical Clearance: 5.64m (18.50ft),  Kilometerpoint: 2.570,  Lanes under structure: 10,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Single/Spread,  Length of Maximum Span: 25.2m (82.7ft)