Date 01/25/2018
W/O 0686418
Weather Dry
Operator/Surveyor MARTIN
Sewer ID Z00366
PipeID P05082
Time 4:18 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 0060
Dir. of Survey Downstream
Length Surveyed 354.7 ft.
Total Length 354.7 ft.
Structural Index 0
Structural Quick 0000
Structural Rating 0
O&M Index 2
O&M Quick 2200
O&M Rating 4
Overall Index 2
Overall Quick —
Overall Rating 4 Pipe schematic from manhole 03 0061 to 03 0060 MH: 03 0061 MH: 03 0060 downstream 0 ft. MWL - Water Level, 20 %of cross sectional area 0 ft. AMH - Upstream Manhole, Survey Begins - 4:55AM 0 ft. MWM - Water Mark, 30 %of cross sectional area 0 ft. MGO - General Observation - MH CONN 3:00 OPEN 17.6 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - STICK & DEBRIE 43.9 ft. MWL - Water Level, 5 %of cross sectional area 43.9 ft. MWM - Water Mark, 10 %of cross sectional area 72.6 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Active 108.4 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 143.1 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Open 211.9 ft. MWM - Water Mark, 20 %of cross sectional area 228.3 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Active 299.4 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Active 354.3 ft. MGO - General Observation - MH CONN ACTIVE 9:00 354.7 ft. AMH - Downstream Manhole, Survey Ends - 5:15AM Observation photos (2) 17.6 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - STICK & DEBRIE
108.4 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