BLUE FOLDER ITEM
Blue folder items are additional back up material to administrative reports and/or public comments received after the printing and distribution of the agenda packet for receive and file.
CITY COUNCIL MEETING
APRIL 21, 2026
N.2 DISCUSSION AND POSSIBLE ACTION REGARDING DESIGN OF THE SEASIDE
LAGOON REHABILITATION PROJECT
REVIEW THE SEASIDE LAGOON PROJECT DESIGN OPTIONS AND DIRECT STAFF TO PURSUE ENTITLEMENTS FOR CONSTRUCTION OF PHASE 1 OF THE PROJECT TO REPLACE THE LAGOON’S WATER FEATURE AND REBUILD THE
NECESSARY INFRASTRUCTURE AND EQUIPMENT
• Additional Design Views and Segments
CONTACT: Elizabeth Hause, Community Services Director
RAISED LAGOON WALL & DECKING OVER EXISTING STRUCTURE
SCALE: 1/2"=1'-0"
POSSIBLE GROUND
WATER EL 3.4
EXISTING GRADE
FREE BOARD
LAGOON WATER LEVEL
EXISTING STRUCTURE
EXISTING
BOARDWALK
PAVEMENT
EXISTING
FENCE POST
CONSTRUCT CONCRETE
LEDGER WALL ALONG EDGE
OF EXISTING STRUCTURE.
SCARIFY MATING SURFACE
AND UTILIZE DOWELS TO TIE
NEW TO EXISTING
COPING/BANDING ALONG TOP OF LEDGER/LAGOON WALL. COPING TO BE FLUSH WITH DECKING
BEAM HANGERS
ANCHORED INTO
CONCRETE WALL
4x10 MARINE
GRADE LUMBER
TO SPAN ACROSS
SPACED AT 16"
O.C. TO SUPPORT
DECKING
DECKING MATERIAL
INTERMEDIARY
SUPPORTS FOR
BEAMS AS NEEDED
EXISTING STRUCTURE 17520 Newhope Street, Suite 200 | Fountain Valley, CA 92708 P: (714) 481-7300 | www.pacewater.com
Advanced Water Engineering
Apr. 21, 2026 CONCEPT LAGOON SECTION - +/- 40 FEET SAND BOTTOM & 3.5 FEET DEEP WATER SCALE: 1/4"=1'-0" SWIM LAGOON OPTION 1 - SLOPE BEACH ENTRY SWIM LAGOON OPTION 2 - FLAT BEACH ENTRY EXISTING STRUCTURE