This track was identified and mapped via high-resolution satellite imagery.
San Francisco to Lake Tahoe
Scenic paved drive through Sierra Nevada mountains, connecting San Francisco to Lake Tahoe region.
ID: US-CA-03
San Francisco to Lake Tahoe
TrailX
Difficulty
Moderate
Surface
58% Unpaved
Tortuosity Index
1.79
Distance
445.45 KM
Gradient Distribution
Flat (0-3%): 63%
Moderate (3-8%): 30%
Steep (>8%): 7%
Origin Coordinates
37.787480°N / -122.407425°E
Target Coordinates
38.949294°N / -119.958222°E
Max Gradient
13%
Peak Elev.
2185M
Ascent
3738M
Water Cross
0
Contributor
@mk47Poster Data Engine
TrailX Precision GPX ANALYTICS 1.0.0 // 2026
Trail Map
Initialising Map Engine...
Trail Profile
General Instructions
Drive cautiously on mountain passes. Check weather for snow in winter. Carry emergency supplies.
Navigation Log
| Distance | Direction & Instruction | Gradient | Gear Gearing suggestions are defensive and based on terrain profile. Always assess real-time conditions and the path ahead personally. |
|---|---|---|---|
| 0.0 km | W Start Point | -1% | 2H |
| 2.1 km | E Continue on track | 1% | 2H |
| 4.1 km | SE Continue on track | -6% | 2H |
| 6.2 km | SE Continue on track | -4% | 2H |
| 7.2 km | SE Terrain Change | 3% | 2H |
Note: Gear suggestions are based on terrain gradient and are for reference only.
Weather check
Sampling Micro-Climate...
37.7875, -122.4074
Slide to preview conditions across the entire route • Point: 37.7875, -122.4074 @ 46m
Quick Stats
Highlights
- San Francisco attractions
- Truckee
- Reno
- Lake Tahoe scenic points
Field Radio Protocol
VHF-UHF Communication
Propagation Telemetry
Ridge Line
92%Gorge Floor
18%Sector Relay: Sector Alpha Relay• 12-18 KM Range
Regulatory Compliance
VHF/UHF frequencies are for monitoring and emergency coordination only. Transmitting on these bands may require an Amateur Radio License or regional government permits. Check local telecommunications laws before operation.
Technical Analysis
Total Ascent
+3738 m
Total Descent
-1878 m
Ruggedness Index
A measure of terrain roughness based on vertical displacement per kilometer. Values >50 indicate significant technical effort.
12.6
Tortuosity Index
The ratio of actual trail distance to straight-line distance. Higher values (e.g. >2.0) indicate a winding route with many switchbacks.
1.79
Gradient Distribution
Surface & Hydrology
Surface Spectrum Analysis
Includes only technical water fords where the vehicle actively enters a stream or riverbed. Permanent bridges are excluded from this count.
Difficulty Analysis
Difficulty is determined by a technical multi-vector analysis of elevation profile, surface quality, and topographic intensity.
Bounding Box (WGS84)
Point Spacing: 115 m • Engine: TrailX Precision GPX ANALYTICS v1.0.0