SlideServe
Télécharger Obtenir Pro
Menu
Accueil Pro
Préférences
ApparenceLight Aide et commentaires
© SlideServe · v2026

Horse Scaffolding

Roberta avatar
Roberta
14 diapositives · 1.2K Views · Feb 26, 2011

Horse Scaffolding. Horse Scaffolding. Horse Scaffolding is a scaffold for light or medium duty work. It is scaffolding made up of "saw horses," which support a work platform. Horse Scaffolding is mainly used during Ship Construction and maintenance.

#horse
Horse Scaffolding - slide 1
01 / 14Horse Scaffolding
1 / 17

Télécharger la présentation

Horse Scaffolding
Une image / un lien ci-dessous est fourni (tel quel) pour télécharger la présentation

Politique de téléchargement : le contenu du site vous est fourni TEL QUEL pour votre information et votre usage personnel ; il ne peut être vendu, concédé sous licence ni partagé sur d’autres sites sans l’accord de son auteur.Le contenu vous est fourni TEL QUEL, pour votre information et votre usage personnel uniquement. Téléchargez la présentation en cliquant sur ce lien. Lors du téléchargement, si vous ne parvenez pas à télécharger une présentation, l’éditeur a peut-être supprimé le fichier de son serveur.Pendant le téléchargement, si vous ne parvenez pas à obtenir une présentation, le fichier a peut-être été supprimé par l’éditeur.

F I N

Plus de contenu associé

Transcription de la présentation

  1. Horse Scaffolding

  2. Horse Scaffolding • Horse Scaffolding is a scaffold for light or medium duty work. • It is scaffolding made up of "saw horses," which support a work platform. • Horse Scaffolding is mainly used during Ship Construction and maintenance. • Since new methods of ship construction have come about, it has greatly reduced the use of these scaffolds.

  3. OSHA Regulations • 1915.71(g)(1) The minimum dimensions of lumber used in the construction of horses shall be in accordance with Table E-3 in 1915.118. • 1915.71(g)(2) Horses constructed of materials other than lumber shall provide the strength, rigidity and security required of horses constructed of lumber.

  4. OSHA Cont. • 1915.71(g)(3) The lateral spread of the legs shall be equal to not less than one-third of the height of the horse. • 1915.71(g)(4) All horses shall be kept in good repair, and shall be properly secured when used in staging or in locations where they may be insecure.

  5. OSHA Cont. • 1915.71(g)(5) Platform planking shall be in accordance with the requirements of paragraph (i) of this section. • 1915.71(g)(6) Backrails and toeboards shall be in accordance with paragraph (j) of this section.

  6. OSHA Dimensions Table E-3 - Specifications for the Construction of Horses Height in feet Structural members: <10 | >10<16 | >16<20 Legs .................| 2 x 4 | 3 x 4 | 4 x 6 Bearers or headers....| 2 x 6 | 2 x 8 | 4 x 6 Crossbraces ..........| 2 x 4 or 1 x 8| 2 x 4 | 2 x 6 Longitudinal braces...| 2 x 4 | 2 x 6 | 2 x 6

  7. Procedures and Policies • Scaffolds can not be more than 10 feet or two tiers in height, whichever of the two is less. • When horses are made up in tiers each horse must be placed directly over the other horse in the tier below. • The legs of each horse must be nailed down or otherwise secured to prevent displacement and each tier must be crossbraced.

  8. Procedure Cont. • Maximum intended load - Light duty: 25 pounds/foot2 • Maximum intended load - Medium duty: 50 pounds/foot2 • Bearers - Light duty2 X 4 inches • Bearers - Medium duty3 X 4 inches • Legs 2 X 4 inches

  9. Procedures Cont. • Longitudinal Braces Between the legs1 X 6 inches • Gusset braces at the top of the legs1 X 8 inches • Half diagonal braces2 X 4 inches • Horses must not be spaced more than 8 feet apart for the light-duty loads, and not more than 5 feet apart for medium-duty loads.

  10. Injuries • Injuries due to horse scaffolding are mainly fall injuries. • Since Horse scaffolding cant be higher then 10 feet, serious injuries or fatality is slim to none. • Could not find any serious injuries due to horse scaffolding or any data.

  11. Injuries • Injuries due to horse scaffolding are mainly fall injuries. • Since Horse scaffolding cant be higher then 10 feet, serious injuries or fatality is slim to none. • Could not find any serious injuries due to horse scaffolding or any data.

  12. Horse Scaffolding • Horse scaffolding is not commonly used except for construction and repairs of boats. • Can not be higher then 10 ft. • Can not be more then 2 tiers high. • Serious or fatal injuries are not commonly associated with horse scaffolding.