Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道支护的适性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实,了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护测力锚杆的力学模型,指出测力锚杆实际主要承受拉力、扭矩作。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道的安全作进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护的安全作。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出了针对性的巷道控制方案，并在实践得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律行分析,采用马丽散对顶板离层超范围区行加固,显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护中测力锚杆的力学模型,指出测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道中的安全作用行了全面分析,提出了案和存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出了针对性的巷道控制案，并在实践中到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通道顶板离层间及规律进行分析,采用马丽散顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆软岩道支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出道支护中测力锚杆的力学模型,指出测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针金属前探支护在架棚及锚网支护道中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点有突跳特征，道风量维持较高数值仍有随逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通2维元与边界罚单元（弹簧元）耦合分析，可计算出开初期道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩道,由于赋存条件的复杂性和影响因素的多变性,使得该类道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针红庙煤矿膨胀性软岩道存在的难题，出了针性的道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过巷道顶板离层时间及规律进行分析,采用马丽散顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚软岩巷道的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道中测力锚的力学模型,指出测力锚实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针金属前探在架棚及锚巷道中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针红庙煤矿膨胀性软岩巷道存在的难题，出了针性的巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道支护的适其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护中测力锚杆的力学模型,指出测力锚杆实际用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金支护在架棚锚网支护巷道中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地力破碎软岩巷道,由于赋存条件的复杂和影响因素的多变,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀软岩巷道存在的难题，出了针对的巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析可拉伸锚杆对软岩巷道支护的适性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程例,介半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护中测力锚杆的力学模型,指出测力锚杆用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道中的安全作用进行全面分析,提出改进方案和存在问题,确保金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出针对性的巷道控制方案，并在践中得到验证，有效地控制红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚对软岩巷道支护适应性及其合理结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线计计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护中测锚学模型,指出测锚实际应用中主要承受拉、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道中安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应破碎软岩巷道,由于赋存条件复杂性和影响因素多变性,使得该类巷道开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在难题，出了针对性巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过巷道顶板离层时间及规律进行分析,采用马丽散顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸杆软巷道护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道护中测力杆的力学模型,指出测力杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针金属前探护在架棚及护巷道中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针红庙煤矿膨胀性软巷道存在的难题，出了针性的巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护测力锚杆的力学模型,指出测力锚杆际应用承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出了针对性的巷道控制方案，并在践得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。