What conclusions were reached following the trial of published avoidances around the United Kingdom ethylene pipeline, promulgated by Aeronautical Information Circular No.73/1994; and further questions relating to the pipeline inspection notification system. - Will write.

What conclusions were reached following the trial of published avoidances around the United Kingdom ethylene pipeline, promulgated by Aeronautical Information Circular No.73/1994; and further questions relating to the pipeline inspection notification system. - Will write.

What are the minimum vertical and horizontal separation distances between intercepting aircraft and their targets when conducting visual practice interceptions of (a) other fast jet aircraft, (b) military transport aircraft, (c) civil transport aircraft and (d) helicopters. - Table given.

What are the minimum vertical and horizontal separation distances between intercepting aircraft and their targets when conducting visual practice interceptions of (a) other fast jet aircraft, (b) military transport aircraft, (c) civil transport aircraft and (d) helicopters. - Table given.

How many collisions involving low-flying military aircraft have occurred over the United Kingdom in each of the last 10 years. - List given.

How many collisions involving low-flying military aircraft have occurred over the United Kingdom in each of the last 10 years. - List given.

For what reasons the Automatic Low Flying Flight Planning Enquiry and Notification System was not introduced in mid 1992; when he now expects the system to come into operation; and what penalties have been incurred by the contractors as a result of the delays.

For what reasons the Automatic Low Flying Flight Planning Enquiry and Notification System was not introduced in mid 1992; when he now expects the system to come into operation; and what penalties have been incurred by the contractors as a result of the delays.

If he will list the dates of those accidents to Jaguar, Harrier and Tornado aircraft since 1990 which the subsequent inquiry concluded would have been prevented if ground proximity warning systems had been fitted to the aircraft.

If he will list the dates of those accidents to Jaguar, Harrier and Tornado aircraft since 1990 which the subsequent inquiry concluded would have been prevented if ground proximity warning systems had been fitted to the aircraft.

What recent assessment he has made of the probability of a mid-air collision involving RAF fast jets over United Kingdom air space. - Includes ref to 269 c96W and 581W.

What recent assessment he has made of the probability of a mid-air collision involving RAF fast jets over United Kingdom air space. - Includes ref to 269 c96W and 581W.

What (a) funding and (b) personnel his Department has contributed to the International Atomic Energy Agency's 93 2 Project concerning nuclear safeguards. - Inc fact that my Department makes no direct financial contribution to the 93 2 programme.

What (a) funding and (b) personnel his Department has contributed to the International Atomic Energy Agency's 93 2 Project concerning nuclear safeguards. - Inc fact that my Department makes no direct financial contribution to the 93 2 programme.

On how many occasions an overheated or failed cross-drive clutch has caused a fire in the rear fuselage of a Tornado aircraft.

On how many occasions an overheated or failed cross-drive clutch has caused a fire in the rear fuselage of a Tornado aircraft.

If Tornado GR1 and F3 aircraft will be allowed to fly before modification 1670 has been made in respect of the recirculating cross over valve.

If Tornado GR1 and F3 aircraft will be allowed to fly before modification 1670 has been made in respect of the recirculating cross over valve.

What percentage of Tornados have been grounded for each month of the last two years for failing to be in airworthy condition. - Inc fact that during the last two years the Tornado fleet has met all of its operational commitments and has not been grounded.

What percentage of Tornados have been grounded for each month of the last two years for failing to be in airworthy condition. - Inc fact that during the last two years the Tornado fleet has met all of its operational commitments and has not been grounded.

What plans he has to conduct an environmental impact assessment of the process by which gallium and indium are removed from plutonium war head pits withdrawn from service. - None.

What plans he has to conduct an environmental impact assessment of the process by which gallium and indium are removed from plutonium war head pits withdrawn from service. - None.

What are the inspection arrangements for the vessels to be transfered to Serco-Denholm by officials of the Maritime Services Agency; what is the timetable for such inspection; if Serco-Denholm will be responsible for ensuring that those vessels judged to be in an unsatisfactory condition are brought up to MSA requirements;...

What are the inspection arrangements for the vessels to be transfered to Serco-Denholm by officials of the Maritime Services Agency; what is the timetable for such inspection; if Serco-Denholm will be responsible for ensuring that those vessels judged to be in an unsatisfactory condition are brought up to MSA requirements;...

What are the names of the exercises held since 1966 for testing the Department's arrangements for dealing with an accident involving nuclear weapons controlled by (a) Britain and (b) the United States of America; in what year each of these exercises was held; and which service was primarily in charge...

What are the names of the exercises held since 1966 for testing the Department's arrangements for dealing with an accident involving nuclear weapons controlled by (a) Britain and (b) the United States of America; in what year each of these exercises was held; and which service was primarily in charge...

In what year his Department started to compile and maintain a central record of accidents or suspected accidents involving nuclear weapons controlled by Britain or the USA on British territory; and what is the current security classification of this record. - Compilation of a central database commenced in 1993. It...

In what year his Department started to compile and maintain a central record of accidents or suspected accidents involving nuclear weapons controlled by Britain or the USA on British territory; and what is the current security classification of this record. - Compilation of a central database commenced in 1993. It...

Pursuant to his Answer of 17 June, Official Report, column 366W, what are the established procedures for reporting unplanned occurrences involving a nuclear weapon on British territory; and when these procedures were first established. - Inc ref to Section C of the guidance Local authority and Emergency Service Information on...

Pursuant to his Answer of 17 June, Official Report, column 366W, what are the established procedures for reporting unplanned occurrences involving a nuclear weapon on British territory; and when these procedures were first established. - Inc ref to Section C of the guidance Local authority and Emergency Service Information on...

Who has been responsible for compiling and updating the central record of accidents and suspected accidents involving (a) British controlled nuclear weapons and (b) United States controlled nuclear weapons within British territory since 1966.

Who has been responsible for compiling and updating the central record of accidents and suspected accidents involving (a) British controlled nuclear weapons and (b) United States controlled nuclear weapons within British territory since 1966.

Who is responsible for compiling reports on accidents and suspected accidents involving (a) British controlled and (b) United States controlled nuclear weapons on British territory; if the Nuclear Weapons Safety Committee receives the reports; and if reports are compiled on each accident and suspected accident.

Who is responsible for compiling reports on accidents and suspected accidents involving (a) British controlled and (b) United States controlled nuclear weapons on British territory; if the Nuclear Weapons Safety Committee receives the reports; and if reports are compiled on each accident and suspected accident.

Pursuant to his Answer of 16 May, Official Report, column 560W, if he will list the minor defects identified on the merchant vessel `Kapitan Mezentsyev'.

Pursuant to his Answer of 16 May, Official Report, column 560W, if he will list the minor defects identified on the merchant vessel `Kapitan Mezentsyev'.

When his Department chartered the Ukrainian merchant vessel, `Kapitan Mezentsev'; what checks his Department made to ensure that it would meet American safety standards; when it was impounded by the American authorities; what were the reasons given by the American authorities for the impounding; what discussions his Department has had...

When his Department chartered the Ukrainian merchant vessel, `Kapitan Mezentsev'; what checks his Department made to ensure that it would meet American safety standards; when it was impounded by the American authorities; what were the reasons given by the American authorities for the impounding; what discussions his Department has had...

If he will comment on the provision of aid to the Russian Federation to assist the safe transport and storage of nuclear weapons. - Inc figs.

If he will comment on the provision of aid to the Russian Federation to assist the safe transport and storage of nuclear weapons. - Inc figs.