The way points of this bicycle route:
get on the bike path and cross the bike bridge
the path goes left and down, then a sharp right up and left again along the kite field
Here you can use the bike bridge (nicer than the road) leading you to St Francis.
caution: no bike lane between Durham and 101
use bike path
cross on green only! Also watch for broken glass
Dumbarton bridge two-way bicycle path
getting off the bridge, watch for cars coming from the shore
Java coffee and other stores for food.
on your own: explore Patterson Ranch, linking to the path along the canal leading all the way from the bay to Mission blvd
sorry about the noise from the road
now, cross towards Sun Microsystems. Use crosswalk, use pedestrian button.
follow path around the campus, or cut short through parking lot.
a two-point turn from the path to Marsh road (may be necessary to go make a u-turn down the street)
food etc. at Robert's market
water on the parking lot side of Robert's Market
there's a cafe/deli behind the gas station
Shoup Park for rest rooms (right at Main, immediate left)
exit at Loyola Corners. Bicycle Outfitter nearby has water, rest room, food, and bike stuff.
coffee etc at Dana Street Coffee, food all around Castro Street