(State of Hawaii DOT) The intent of this project was to clear and repair damage from an overnight rockslide that occurred on the top of the Pali Highway, the major thoroughfare between Honolulu and Kailua on the island of Oahu. … Continued
(C&C Honolulu) The intent of this project was to repair a failed wall inside of a drainage channel in Enchanted Lakes in Kailua. Scope of work included ditch clearing, earth retention, temporary and permanent shoring, anchor drilling, wall forming, concrete … Continued
(DLNR) The intent of this project was to mitigate the rockfall hazard created by a previous landslide and thus increase public safety for river goers in the Wailua River State Park. Scope of work includes rock scaling, boulder demolition, anchor … Continued
(C&C Honolulu) The intent of this project was to mitigate the rockfall hazard and increase homeowner safety on Hoalu Place in Honolulu, HI. Prometheus worked closely with the city and the homeowners in the community to ensure the job was … Continued
(DLNR) The intent of this project was to mitigate the rockfall hazard and increase public safety in the Diamond Head State Monument in Honolulu, HI using rock scaling, anchor drilling, shotcrete application, and landscaping techniques both inside and on the … Continued
(NAVFAC) The intent of this project was to install a waterline from a water tank on top of a large steep slope to the roadside below in Halawa valley. This scope included rock scaling, clearing, trenching on the slope, 600’+ … Continued
(KIEWIT) The intent of this project was to mitigate the hazard of wall collapse through the use of wet mix shotcrete shoring. Two separate excavations were shored, the first a circular pit with a depth of 24′ and a diameter … Continued
(ARMY) The intent of this project was to mitigate the hazard of wall collapse through the use of wet mix shotcrete shoring. The excavation pit needed to be an overall depth of 15′, with the digging and shotcreteing taking place … Continued
(Department of Defense – Diamond Head) The intent of this project was to mitigate rockfall hazards impacting the Department of Defense Storage Tunnels on Diamond Head Road in Honolulu, Hawaii. This scope of this job included clearing, rock scaling, herbicide application, … Continued
(HPHA – Puahala Homes) The intent of this project was to mitigate rockfall hazards impacting the HPHA Puahala Homes facility in Honolulu, Hawaii. This job was split into two phases; each phase protected a different building and was prioritized based on … Continued
(Aikahi WWTP) The intent of this project was to mitigate the hazard for workers inside of the wastewater clarifier tank during demolition. The Prometheus team installed a wire rope support cable around perimeter of area to be demolished (approx. 50’ … Continued
(DOT Honolulu) The intent of this shotcrete project was to mitigate rockfall hazards impacting the Pali Highway in Nu’uanu in order to increase public safety. This project began with vegetation clearing and rock scaling. Prometheus then drilled 2′ deep anchor bar holes at 8′ … Continued
(C&C Honolulu) The intent of this project was to mitigate rockfall hazards impacting Mokapu Saddle Road in Kaneohe in order to increase public safety. The project began with vegetation clearing, rock scaling, and the removal and demolition of numerous dangerous boulders that created a … Continued
(Hawaii Department of Transportation) This soil nail wall project on the Kapolei Interchange was constructed for hillside stabilization, erosion control, and public safety. Scope of work was slope surface preparation, drilling of 1,210 linear feet of 25′ deep soil nail … Continued
(Department of Design and Construction, C&C of Honolulu) This intent of this project was to mitigate of rock slide hazards impacting Nuuanu Pali Drive in order to increase public safety. The project scope included clearing and grubbing, rock slope scaling, … Continued
(Department of Design and Construction, C&C Honolulu) This project included intensive rock scaling as well as demolition and removal of over 110 GPS identified boulders that were creating hazards for the parks beachgoers. After the scaling work was complete, rock dowels … Continued
(Hawaii Department of Transportation) This project included 12 different sites around Oahu. Scope of work was; slope surface preparation, clearing vegetation, recontouring by grading and shaving of slopes, installation of anchored wire mesh along slope above highway (with 542 soil/rock … Continued
(Department of Design and Construction, C&C of Honolulu) The intent of this project was to mitigate of rock slide hazards along Moanalua Loop. The project scope included clearing and grubbing, slope scaling, dangerous boulder demolition and removal, and 5070 square feet of … Continued
(Department of Design and Construction, C&C of Honolulu) This intent of this rockslide mitigative improvement project was to mitigate potential rockfall hazards impacting Alencastre Street and Dole Street in Honolulu in order to increase public safety. The job scope included stabilizing 5 … Continued
Pupukea Road Rockfall Mitigation (City and County of Honolulu – Haleiwa, Hawaii) Phase 2: Significant clearing and scaling of hillside. Cut much of slope 4′ back from edge of pavement to allow for better line of site and provide a … Continued
(City and County of Honolulu) Significant clearing and scaling of hillside. Installed 800′ L.F. of anchored mesh drapery above city roadway. Installed 200′ L.F. of high impact fence at a height of 6.6′ and 600′ L.F. of high impact fence … Continued
(City and County of Honolulu) Significant grading of existing slope above roadway to accomodate for 300’+ impact fencing, 200’ shotcrete averaging 14ft high, 200’ concrete drainage swale.
(City and County of Honolulu) Cleared and graded slope to be hydroseeded. Installed 1,250 s.f. of anchored turf reinforcement mat with mechanical earth anchors. Applied shotcrete system at base of slope with wire mesh, anchors, and drainage system to prevent … Continued
(DLNR) Demolished and removed 20 existing deteriorating concrete docks along with associated pile-caps and gangways. Furnished 20 new aluminum framed docks with composite decking. Installed new dock boxes and chain link entry gates. Tremie poured 2’ diameter piles around existing … Continued
(Hawaii Public Housing Authority) Demolition and removal of existing CRM wall, replaced with new 210′ L.F. soil nail retaining wall with CRM veneers.
(University of Hawaii) – This purpose of this job was to halt the erosion of a large soil and rock slope on the east side of University of Hawaii lower campus. The Prometheus team graded, scaled, demolished boulders and constructed … Continued
(DOE) Extensive drilling of 8″ holes for tieback anchors into existing dry-stack rock wall. Installed soldier piles and applied 15″ thick sculpted shotcrete system.
(City and County of Honolulu) Removal and excavation of existing concrete and roadway shoulder. Installed aprox. 11,000 s.f of Geoweb swale (shoulder erosion protection).
(Hawaii Dept. of Transportation). Pattern bolting; rock scaling; boulder demolition; boulder stabilization in place; impact fence installation, cable net and wire mesh drapery, concrete drainage structures. *Award Winning*
(Hawaii Department of Transportation) Rock scaling & blasting; anchor drilling, grouting & testing; double-twisted wire mesh installation above highway.