REV102903 - Laserfiche WebLink

Home Browse Search

follow the currently-approved sentence on page 2.05-30 that states, "After checking the blast, the Blasting Foreman will report all clear to the barricade crews." with a new, additional sentence that reads, "This will be followed by a single, long siren." Item 9 follow the currently-approved sentence on page 4.08-3 that states, "Colowyo gives warning and all-clear signals of different characters that are audible within a range of one- half mile of the blast " with a new, additional sentence that reads, "A description of these signals may be found in the "General Blasting Procedures" portion of Section 2.05 of this permit." Item 10 Rule 4.08.5: A record of each blast, including seismograph reports, shall be retained for at least 3 years and shall be available for inspection by the Division and by the public upon request. The record shall contain the following data.• Colowyo's permit, on page 2.05-28, states, "Three general types of overburden blasting will be required: one for blasting overburden, one for the pre-splitting of overburden to provide for safer Mghwalls, and one for blasting coal". It appears that the first part of this sentence should more correctly state "Three general types of blasting will be required: Please address this small apparent discrepancy. Item 11 Colowyo's pemut, on page 2.05-28 states, "Approximate blasting patterns for coal and overburden are shown is Table 5, Blasting Parameters -Overburden (Typical); Table 5(A) Blasting Pazameters -Overburden Pre-Split Shot (Typical) and Table 6, Blasting Parameters - Coal (Typical)" Colowyo's permit, on page 2.05-28 additionally states, "Colowyo will keep a record of each individual blast by utilizing report formats shown in Figure 2 -Blasting Record (coal and overburden), Figure 3 -Blast Report (Lbs Explosives/Drill Hole) (overburden only) and individual Colowyo Drill Reports -Figure (overburden only). Please revise the statement on page 2.05-28 to read, "...by utilizing report formats shown in Figure 2 -Blasting Record (coal, overburden, and overburden pre-splits), Figure 3 -Blast Report (Lbs Explosives/Drill Hole) (coal, overburden, and overburden pre-splits) and individual Colowyo Drill Reports -Figure (coal, overburden, and overburden pre-splits). Colowyo will also keep records that comply with Rule 4.08 for any other types of blasts that may potentially occur on site, such as those that may be used during road, pond, or facilities construction." Item 12 Colowyo's permit on page 4.08.5, under the section entitled, "4.08.5 Records of Surface Blasting Activities", states, "Colowyo will record all coal and overburden blasts in a format as shown in Section 2.05, Figure 2, Blasting Report, which conforms to the requirements of4.08.5." Please revise this sentence to state, "Colowyo will record all blasts, including coal, overburden, and overburden pre-split blasts, in a format...". Item 13 A discrepancy between Table 5 (permit page 2.05-31a) and Figure 3 (permit page 2.05- 34b) appears to exist. The first of two footnotes on Figure 3 states, "Open Hole Depth = (Drilled