Date 01/25/2018
W/O 0686418
Weather Dry
Operator/Surveyor MARTIN
Sewer ID Z00366
PipeID P05083
Time 4:07 AM
Certificate U-1014-06022543
System Owner LACSD
Date Cleaned —
Pre-Cleaning Not Known
Media Label H0731
Sewer Name 03 LOS COYOTES DIAGONAL TRUNK
City ARTESIA
Loc. details Light Highway
Location Code C
Use of Sewer Sanitary Sewer
District District 03
Page No. 09
Purpose Maintenance Related
Project 20180125MDM_LOS_COYOTES_DIAGONAL_TRUNK
Material Vitrified Clay Pipe
Shape Circular
Height 15 in.
Upstream MH 03 0061
Downstream MH 03 0062
Dir. of Survey Upstream
Length Surveyed 300.4 ft.
Total Length 300.4 ft.
Structural Index 0
Structural Quick 0000
Structural Rating 0
O&M Index 3
O&M Quick 3121
O&M Rating 5
Overall Index 3
Overall Quick —
Overall Rating 5 Pipe schematic from manhole 03 0061 to 03 0062 MH: 03 0061 MH: 03 0062 upstream 0 ft. AMH - Upstream Manhole, Survey Ends - 4:35AM 5.6 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Open 11.2 ft. MGO - General Observation - LINK PIPE 42.7 ft. DAE - Deposits Attached Encrustation, 10 TO 25% %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES - THROUGHOUT REACH 97.5 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Active 120.4 ft. MWL - Water Level, 10 %of cross sectional area 170.9 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Active 267.4 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Active 288.9 ft. DSZ - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - ROCKS & BROKEN PIPE 296.4 ft. DSZ - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - ROCKS & BROKEN PIPE 300.4 ft. AMH - Upstream Manhole, Survey Begins - 4:15AM 300.4 ft. MGO - General Observation - MH CONN OPEN 3:00 300.4 ft. MWM - Water Mark, 30 %of cross sectional area 300.4 ft. MWL - Water Level, 20 %of cross sectional area Observation photos (4) 0 ft. - Water Level, 20 %of cross sectional area
4 ft. - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - ROCKS & BROKEN PIPE
257.7 ft. - Deposits Attached Encrustation, 10 TO 25% %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES - THROUGHOUT REACH
289.2 ft. - General Observation - LINK PIPE