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I need a ground disturbance form

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To acquire a ground disturbance permit, you will need to adhere to specific safety procedures. Ground disturbance is defined as any work operation or activity on or under the existing surface that results in a disturbance or displacement of the soil. However, this excludes routine, minor road maintenance; agricultural cultivation less than 450mm deep over a pipeline; or hand-digging no more than 300mm deep, provided it doesn't permanently remove cover from a buried facility. [1]

Prior to any ground disturbance or removal of existing concrete, you must contact the owner of any buried or concrete-embedded facility that may be affected, advise them of the proposed activities, and ask them to identify and mark the location of the facility. Do not begin until this is done. Workers should be aware of these locate marks, and steps should be taken to re-establish them if they are moved or destroyed. [2] [2] [2]

When excavating with mechanical equipment, ensure that such equipment is not used within the hand expose zone of a buried facility until the facility is exposed to sight by hand digging or a non-destructive technique acceptable to the facility owner. [2]

If the ground to be disturbed is within a pipeline right of way, contact the operator or licensee of the pipeline and obtain their consent to disturb the ground. Mechanical excavation equipment must not be used within 600 millimetres of a buried pipeline unless under the direct supervision of a representative of the pipeline owner. [3] [3]

Any exposed buried facilities must be protected and supported to prevent worker injury. If a pipeline is exposed during work, notify the pipeline operator or licensee before backfilling the excavation. [3] [3]

Before a worker enters an excavation deeper than 1\.5 meters and closer to the wall or bank than the excavation's depth, ensure they are protected from cave-ins or sliding materials. [3]

3 source record(s)

Sources used for this answer

[1] Occupational Health and Safety Code (Alberta Regulation 191/2021)

Page 229

Open source document

Source excerpt

# Part 31 Diving Operations (cont.) ## Intakes, pipes and tunnels (cont.) Section 441 OCCUPATIONAL HEALTH AND SAFETY CODE Part 32 AR 191/2021 # Part 32 Excavating and Tunnelling ## Disturbing the ground - 441 For the purpose of this Part, ground is disturbed if a work operation or activity on or under the existing surface results in a disturbance or displacement of the soil, but not if the disturbance or displacement is a result only of (a) routine, minor road maintenance, (b) agricultural cultivation to a depth of less than 450 millimetres below the ground surface over a pipeline, or (c) hand-digging to a depth of no more than 300 millimetres below the ground surface, SO long as it does not permanently remove cover over a buried facility. ## Classification of soil type 442(1) For the purpose of this Part, soil is classified as "hard and compact" if it closely exhibits most of the following characteristics: (a) it is hard in consistency and can be penetrated only with difficulty by a small, sharp object; (b) it is very dense; (c) it appears to be dry; (d) it has no signs of water seepage; (e) it is extremely difficult to excavate with hand tools; (f) if has not been excavated before. - 442(2) For the purpose of this Part, soil is classified as "likely to crack or crumble" if (a) it has been excavated before but does not exhibit any of the characteristics of "soft, sandy or loose" soil, or (b) it closely exhibits most of the following characteristics: (i) it is stiff in consistency and compacted; (ii) it can be penetrated with moderate difficulty with a small, sharp object; (iii) it is moderately difficult to excavate with hand tools; (iv) it has a low to medium natural moisture content and a damp appearance after it is excavated; (v) it exhibits signs of surface cracking; (vi) it exhibits signs of localized water seepage. - 442(3) For the purposes of this Part, soil is classified as "soft, sandy or loose" if it close

[2] OHSCode_December_2024

Page 231

Open source document

Source excerpt

# OCCUPATIONAL HEALTH AND SAFETY CODE (cont.) ## Worker access (cont.) Section 447 OCCUPATIONAL HEALTH AND SAFETY CODE Part 32 AR 191/2021 ## Locating buried or concrete-embedded facilities - 447(1) For the purposes of subsection (1.1) and section 448, an owner means an owner or the owner's designate of a pipeline that is within 30 metres of the work site or any other buried or concrete-embedded facility that may be affected by the ground disturbance or removal of existing concrete. - 447(1.1) Before the ground is disturbed or existing concrete is removed at a work site, an employer must (a) contact the owner, (b) advise the owner of the proposed activities, (c) ask the owner to identify and mark the location of the buried or concrete-embedded facility, and (d) not begin disturbing the ground or removing the existing concrete until buried or concrete- embedded facilities have been identified and their locations marked. - 447(2) An employer must ensure that workers are aware of locate marks for buried or concrete-embedded facilities. - 447(3) An employer must ensure that steps are taken to re-establish the locate marks for buried or concrete-embedded facilities if activities at the work site move or destroy the locate marks. - 447(4) Despite subsection (1.1), an employer may use as built record drawings of the buried or concrete-embedded facilities for locating the buried or concrete-embedded facilities if (a) the work does not require excavation or removal of the soil, ground or existing concrete, and (b) the ground is penetrated to a depth of 1 metre or less or the existing concrete is penetrated to depth of 150 millimetres or less. (5) The as-built record drawings referred to in subsection (4) must be certified by the owner of the buried or concrete-embedded facility as the most current drawings of record that indicate the constructed location of the buried or concrete-embedded facility. ## Exposing buried facilities 32-3 - 448(1) An emp

[3] Occupational Health and Safety Code (Alberta Regulation 191/2021)

Page 232

Open source document

Source excerpt

# OCCUPATIONAL HEALTH AND SAFETY CODE (cont.) ## Exposing buried facilities (cont.) Section 449 OCCUPATIONAL HEALTH AND SAFETY CODE Part 32 AR 191/2021 (b) if the buried facility is not an electrical cable or conduit, the employer ensures that (i) it is no longer in use, and (ii) the owner of the buried facility gives the employer written consent to excavate or remove the facility. (c) - (e) Repealed. - 448(3) An employer may reduce the width of a hand expose zone for a high pressure pipeline to within 1 metre on each side of the pipeline locate marks if (a) the high pressure pipeline is not governed by the Pipeline Act, and (b) the employer obtains written approval from the owner of the high pressure pipeline. - 448(4) If the ground that will be disturbed lies within a pipeline right of way, an employer must (a) contact the operator or licensee of the pipeline, and (b) get their consent to disturb the ground. - 448(5) An employer must not allow the use of mechanical excavation equipment within 600 millimetres of a buried pipeline unless the use of the equipment is under the direct supervision of a representative of the owner of the buried pipeline. - 448(5.1) If an employer, on behalf of an electric utility, undertakes emergency work that (a) involves ground disturbance to a depth of no more than 500 millimetres below the ground surface, (b) is on the horizontal alignment or right of way of an electric utility structure, and (c) is determined by the employer to be in a location where no buried facilities are present in the area affected by the work, - the employer is exempt from the requirements of subsections (1) to (5). - 448(6) An employer must ensure that any exposed buried facilities are protected and supported SO that workers are not injured. - 448(7) If a pipeline is exposed during a work operation, an employer must notify the pipeline operator or licensee before backfilling the excavation. ## Exemption 4

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