PAC 750XL PK-HVQ — Oksibil Area, Papua

the KNKT recommends the BMKG to provide implement the requirement standard of CASR Part 174 to have one or more aerodrome meteorological units in aerodrome that adequate to provide the meteorological services required to fulfil the needs of air navigation.

Until the issuance of this report, the KNKT had not received any respond from the Dimonim Air responding to the aforesaid safety recommendation. Therefore, the KNKT encourage the Dimonim Air to conduct the safety recommendation number 04.O-2018-32.01 that had been issued in the Preliminary Report.

the KNKT recommends the Dimonim Air to review the operational control system to improve the operational control and supervision within the company for ensuring the flight operation is conducted in safe and efficient manner.

KNKT recommends the Dimonim Air to ensure all flights are conducted at or above the required weather minima.

the KNKT recommends the DGCA to provide inspector with sufficient knowledge of TAWS requirement standard as required in the CASR Part 135 for ensuring the inspection of the TAWS can be performed appropriately

the KNKT recommends the DGCA to review the manual inspection process for ensuring that the inspection of the operation manuals is able to identify the absence of procedure to use of TAWS and the response to audio and/or visual warnings.

KNKT recommends the DGCA to review the standard requirement of TAWS in the CASR Part 135 or another requirement standard published by the DGCA to include the detail requirement of the TAWS.

the KNKT recommends the DGCA the finding of non-compliance standard requirement to provide meteorology information to be followed up as soon as possible to improve the safety of aircraft operation.

KNKT recommends the DGCA to ensure that the safety recommendation number 04.R-2015-17.6 which published in 2017 and 04.R-2018-24.3 in 2018 to publish the visual route guidance for airport without instrument approach procedure.