SDR JJBA20150309010

Service difficulty report · Skin · Dhav DHC8202

Difficulty date: March 9, 2015
Submitted: March 12, 2015
Operation: Air carrier
Aircraft: N368PH
Make and model: Dhav DHC8202
Aircraft serial: 512
Aircraft time: 33,921 hours, 46,133 cycles
System (JASC): 5730 · Wing, Plate/Skin
Part: Skin
Condition: Damaged
Location: Lt Wing
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DAMAGE TO LT WING UNDERSIDE SKIN DURING MX. LOCATED BETWEEN YW 444.00 & YW 457.00. EXACT DAMAGE, THE 45" IS FROM OTBD EDGE OF LOWER SKIN TO DENT. THE 8" IS FROM AFT EDGE OF LOWER SKIN TO DENT. THE 13" IS FROM FWD EDGE OF LOWER SKIN TO DENT. THE DENT HAS A MAX DEPTH OF 0.074", THE DEEPEST GOUGE WITHIN THE DENT IS 0.083". THERE IS ONE DENT THAT HAS 4 GOUGES WITHIN THE ONE DENT. THE STRINGERS INSIDE THE WING ARE BONDED. NO RIVET LINE. THE RIBS IN WING AT DAMAGE LOCATION DO NOT ATTACH TO SKIN.