Case Ditails

Case Name The result in the execution of the public sewerage reconstruction business which the subsidy was excessively issued because of erring in the application of support rate for the terminal treatment plant.
Pictograph
Date 1997
Place The Aomori Prefect. Hirosaki City.
Location The city office.
Overview In the reconstruction of the settling basin facility, since support rate of the government subsidy was wrongly applied, government subsidies \ 6900,000 was excessively issued, and it was considered unreasonable.
Incident By Sewerage Law enforcement ordinance ( government ordinances No.147th, 1959 ), the amount of the government subsidy which concerns installation and reconstruction of disposing facility of terminal treatment plant and main complement facilities for these such as pump facilities and so on in the public sewerage business is decided as follows.
(a) The amount is calculated by multiplying the costs of followings by the support rate 0.5.
1 acquisition or construction of the lot,
2 installation or reconstruction of lifting pump facilities of the inflow sewage, management buildings, etc. which complements the disposing facility,
3 investigation, measure, test and design.
(b) For installation or reconstruction of facilities except for the superscription (a), the amount is calculated by multiplying its cost by support rate 5.5/10.
Settling basin facility which removes gravel in the sewage in advance shall be included in lifting pump facilities of the inflow sewage in the superscription (a) according to the instruction "on the operation of the government ordinance which revises a part of Sewerage Law enforcement ordinance"( TOKAJIHATSU No.20th, 1974 ) announced by Ministry of Construction. So 0.55 have been applied as the support rate of the reconstruction business of settling basin facility and amount of the government subsidy has become \ 75900,000 though 0.5 should have been applied in this case.
Sequence In the 1997 fiscal year, Aomori Prefect. Hirosaki City carried out the reconstruction of decrepit settling basin facilities such as sedimentary sand removal machine and hoppers, etc. at \ 138000,000 operating costs ( government subsidies \ 75900,000 ) in order to ensure the function of disposal facility as part of terminal treatment plant reconstruction business of the public sewerage.
Reconstruction business of the facility besides this case disposal facility were all subjects to application of support rate 5.5/10.
Support rate which concerns the terminal treatment plant was wrongly applied.
The amount of the government subsidy became \ 69000,000, when the proper support rate 0.5 was applied, and aforesaid government subsidy amount \ 75900,000 was \ 6900,000 excessive and it was considered it unreasonable.
Cause It seemed to occur, since only few people or no one knew about the city Sewerage Law enforcement ordinance ( government ordinances No.147th, 1959 ).
Countermeasures The acquisition of a right knowledge.
Partnership with multiple intellectuals.
Knowledge Comment Don't rely on similar business in a past any more than as a reference.
Scenario
Primary Scenario Ignorance, Insufficient Knowledge, Ignorance, Insufficient Knowledge, Regular Movement, Wrong Movement, Possible Damage, Potential Hazard
Sources The 1998 fiscal year settlement inspection report ( Board of Audit ).
Financial Cost Government subsidy delivery amount considered unreasonable \ 6900,000.
Field Civil Engineering
Author NAKAGAWA, Masafumi (The University of Tokyo)
KUNISHIMA, Masahiko (The University of Tokyo)