密闭空间(有限空间)安全培训-精美PPT

O2
??
O2
O2
Confined Space Entry -
Hazards进入封闭空间-危害
Fresh Air
Should the concentration of
新鲜空气
contaminants remain at harmful
levels, respirators may have to
be worn to assure a safe
Confined Space Entry -
Hazards进入封闭空间-危害 Fresh Air
If concentrations of materials are
新鲜空气
found to be at harmful levels,
the confined space must be
ventilated to remove them before
必须提供安全进出及紧急逃生的方法。 带有提升装置、安全绳和身体提兜的三脚架常作 紧急逃生用。 普通的进出可用梯子
Confined Space Entry
进入封闭空间
Barriers to prevent passers-by and the curious from falling into the opening must be put in place.
Space Entry Permit. 要对每一个可能对进入者 造成危害的步骤进行回顾, 如接触有害物,附近的操作 或计划中的行动.要在许可 证上注明每一个危害及预 防措施.
Confined Space Entry
进入封闭空间
The safety representative tests the space for hazardous oncentrations of known harmful substances, such as hydrogen sulfide, carbon monoxide, and flammable liquid or gas. The concentration of oxygen is measured at the same time. 安全人员要对已知的有害物质 浓度进行检测,如硫化氢、一氧 化碳和易燃液体和气体。同时 要检测氧气浓度。
entry. 如果物料浓度处于有害水平， 封闭空间在进入之前必须通风 以消除之。
??
O2 ??
Fresh outside air is blown into the space to dilute and remove contaminants, and supply oxygen. 从外面吹入??的新鲜空气可以 冲淡或吹走污染物，并提供 氧气
Place warning signs where
pedestrians can see them. 把警视标牌置于行人能看到 的地方
Signs must state the hazard
and the required action. 标识必须写明危害和须采取 的措施。
Confined Space Entry
防止行人或好奇者坠入的护栏必须到位
Holes and openings must be closed or guarded when not Attended
不在进入时开口必须关闭或要维护起来
Confined
Space Entry
进入封闭空间
CAUTION Opening in Ground
Keep Out !
no no
预防措施包括对封闭空间内可能ቤተ መጻሕፍቲ ባይዱ生的危害有
no
效的PPE
no no
Eye and head injuries are always a potential,
Confined Space Entry Permit
Requirements
Eye protection
yes
Respiratory protection
yes
Continuous Ventilation
yes
Body Protection
yes
Hand Protection
yes
Foot Protection
??
air supply.
若污染屋浓度保持在有害水
平，呼吸器必须佩戴以保证
空气供应。
O2
??
??
O2
??
O2
O2
Confined Space Entry
进入封闭空间
Means of emergency rescue must be readily available to the confined space entry attendant for emergency extrication of entrants. 对进入者的紧急援 救措施必须全部到 位。
Confined Space Entry
进入封闭空间
Each process hazard to which the entrant may be exposed, adjacent operations or processes, and scheduled activity are reviewed. For each hazard identified, countermeasures are detailed on the Confined
yes
Weather Protection
yes
进入封闭空间
Required countermeasures include personal
protective equipment for hazards expected to
no
be found within the confined space.
Confined
Space Entry
进入封闭空间
A means must be provided for both safe normal entry or exit , and emergency extrication. Tripods with hoist, lifeline, and full body harness are often used for emergency extrication. Ladders may be used for ordinary entry and exit.