Rock
      Creek Hiker-Biker Trail (Blagden Rd to Thompson Boat Center) 
       
      <- See Map 
      Asphalt, partially wooded, flat | 
    Segment
      in Miles | 
    Cumulative
      Miles | 
    Miles
      Remaining | 
  
  
     | 
  
  
    | Broad
      Branch Rd/Blagden Rd/Beach Dr; BR in parking lot | 
      | 
    0.00 | 
    4.61 | 
  
  
    | End
      Parking; begin paved trail | 
    0.08 | 
    0.08 | 
    4.53 | 
  
  
    | Pierce
      Mill; sign post & parking | 
    0.20 | 
    0.28 | 
    4.33 | 
  
  
    | wooden
      bridge | 
    0.04 | 
    0.32 | 
    4.29 | 
  
  
    | underpass
      for Tilden St | 
    0.03 | 
    0.35 | 
    4.26 | 
  
  
    | water
      fountain (closed in winter) | 
    0.05 | 
    0.40 | 
    4.21 | 
  
  
    | Hazen
      Bridge over Rock Creek | 
    0.05 | 
    0.45 | 
    4.16 | 
  
  
    | Bluff
      Bridge over Rock Creek | 
    0.30 | 
    0.75 | 
    3.86 | 
  
  
    | Western
      Ridge Trail on R | 
    0.03 | 
    0.78 | 
    3.83 | 
  
  
    | underpass
      for Porter St/Beach Dr ramp | 
    0.18 | 
    0.96 | 
    3.65 | 
  
  
    | TR
      X on R (paved to Porter St) | 
    0.06 | 
    1.02 | 
    3.59 | 
  
  
    | underpass
      for Porter St &  Kingle
      Ford Bridge (trestle) for trail | 
    0.05 | 
    1.07 | 
    3.54 | 
  
  
    | underpass
      for Zoo parking | 
    0.53 | 
    1.60 | 
    3.01 | 
  
  
    | Zoo
      entrance | 
    0.05 | 
    1.65 | 
    2.96 | 
  
  
    | Tunnel
      entrance on L (CAUTION if using Tunnel) | 
    0.17 | 
    1.82 | 
    2.79 | 
  
  
    | gate
      (5/1-9/15 6AM-8PM); (9/16-4/30 6AM-6PM); closed 12/25 | 
    0.01 | 
    1.83 | 
    2.78 | 
  
  
    | road
      (unmarked; for Zoo) | 
    0.22 | 
    2.05 | 
    2.56 | 
  
  
    | gate
      (5/1-9/15 6AM-8PM); (9/16-4/30 6AM-6PM); closed 12/25 | 
    0.25 | 
    2.30 | 
    2.31 | 
  
  
    | Tunnel
      exit on L & bridge (narrow) | 
    0.01 | 
    2.31 | 
    2.30 | 
  
  
    | underpass
      for Calvert St | 
    0.08 | 
    2.39 | 
    2.22 | 
  
  
    | underpass
      for Connecticut Ave | 
    0.14 | 
    2.53 | 
    2.08 | 
  
  
    | Rock
      Creek Pkwy/Connecticut Ave ramp | 
    0.04 | 
    2.57 | 
    2.04 | 
  
  
    | TR
      X on R (unpaved) | 
    0.10 | 
    2.67 | 
    1.94 | 
  
  
    | Parkway
      Trail head on R & Shoreham Hill Bridge | 
    0.07 | 
    2.74 | 
    1.87 | 
  
  
    | underpass
      for Massachusetts Ave | 
    0.32 | 
    3.06 | 
    1.55 | 
  
  
    | Devils
      Chair Bridge | 
    0.46 | 
    3.52 | 
    1.09 | 
  
  
    | underpass
      for Q St; indian heads on side of bridge | 
    0.21 | 
    3.73 | 
    0.88 | 
  
  
    | TR
      X on R (unpaved) | 
    0.07 | 
    3.80 | 
    0.81 | 
  
  
    | underpass
      for P St | 
    0.02 | 
    3.82 | 
    0.79 | 
  
  
    | Rock
      Creek Pkwy/P St ramp | 
    0.05 | 
    3.87 | 
    0.74 | 
  
  
    | underpass
      for M St | 
    0.41 | 
    4.28 | 
    0.33 | 
  
  
    | underpass
      for Pennsylvania Ave | 
    0.06 | 
    4.34 | 
    0.27 | 
  
  
    | Rock
      Creek Pkwy/Pennsylvania Ave ramp | 
    0.04 | 
    4.38 | 
    0.23 | 
  
  
    | C&O
      Canal Towpath on R (red brick & sign) | 
    0.01 | 
    4.39 | 
    0.22 | 
  
  
    | underpass
      for Whitehurst Freeway | 
    0.06 | 
    4.45 | 
    0.16 | 
  
  
    | ramp
      to/from Water St from Rock Creek Pkwy | 
    0.03 | 
    4.48 | 
    0.13 | 
  
  
    | underpass
      for Whitehurst Freeway | 
    0.03 | 
    4.51 | 
    0.10 | 
  
  
    | ramp
      from Water St to Rock Creek Pkwy | 
    0.02 | 
    4.53 | 
    0.08 | 
  
  
    | parking
      (Thompson Boat Center/Watergate) | 
    0.08 | 
    4.61 | 
    0.00 | 
  
  
     | 
  
  
    |  
      Total | 
    4.61 | 
      | 
      |