The A487 Trunk Road (Tan y Coed Forest, north of Pantperthog to Corris, Gwynedd) (Temporary Traffic Prohibitions & Restrictions) Order 2017
2017年A487主干道（Tan y Coed Forest Pantperthog以北至Corris Gwynedd）（临时交通禁令和限制）令

The A487 Trunk Road (Corris, Gwynedd) (Temporary Traffic Restrictions & Prohibitions) Order 2012
2012年A487主干道（Corris Gwynedd）（临时交通限制和禁止）令

The A487 Trunk Road (Corris Uchaf to Minffordd, Gwynedd) (Temporary Prohibition of Large Vehicles) Order 2019
A487主干道（Corris Uchaf至Minffordd Gwynedd）（临时禁止大型车辆）法令2019

The A487 Trunk Road (Rhiw Gwgan, Corris, Gwynedd) (Temporary Traffic Restrictions & Prohibition) Order 2012
2012年A487主干道（Rhiw Gwgan Corris Gwynedd）（临时交通限制和禁止）令

The A487 Trunk Road (Rhiw Staerdywyll to Rugog, Corris, Gwynedd) (Temporary Traffic Restrictions & Prohibition) Order 2012
2012年A487主干道（Rhiw Staerdyyll至Rugog Corris Gwynedd）（临时交通限制和禁止）令

The A487 Trunk Road (Corris Uchaf to Rhiw Gwgan, Gwynedd) (Temporary Traffic Restrictions & No Overtaking) Order 2014
2014年A487主干道（Corris Uchaf至Rhiw Gwgan Gwynedd）（临时交通限制和禁止超车）令

The A487 Trunk Road (Ty’n y Maes to Rhiw Staerdywyll, Corris, Gwynedd) (Temporary 30 MPH Speed Limit and No Overtaking) Order 2014
2014年A487主干道（天美至Rhiw Staerdyyll Corris Gwynedd）（临时限速30英里\/小时 禁止超车）法令