Department of Design & Construction City and County of Honolulu
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hnlddc.bsky.social
Department of Design & Construction City and County of Honolulu
@hnlddc.bsky.social
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DDC leads the City’s Capital Improvement Program (CIP), providing engineering expertise and managing the planning, design, construction, inspection, and land acquisition for Honolulu’s public facilities. https://www.honolulu.gov/ddc/
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hnlddc.bsky.social
🚧 Kapi‘olani Blvd Culvert Rehab
DDC begins work Dec. 1, 2025, near Isenberg St to replace the culvert top slab, repair concrete, add railings & improve signals/roadway: Mon–Fri, 8:30 am–3:30 pm 🔗 bit.ly/4447c4Ton
@honolulugov.bsky.social @ots-thebus-hv.bsky.social
November 14, 2025 at 1:16 AM
hnlddc.bsky.social
🚧 Starting Nov. 3, DDC will begin a sewer connection project to support the new #Kailua Beach Park Ocean Safety Base Station.
🕗 Night work: Mon–Fri, 8 PM–4 AM (2–3 weeks)
🚦 Single lane closure: Alāla Rd.–Mokulua Dr./Kaneapu Pl.
🔗 bit.ly/47gHNqU
@honolulugov.bsky.social
Satellite image showing the Project Work Area Location outlined in yellow, between Mokulua Drive Alāla Road and Kaneapu Place, adjacent to the project site. The image shows part of the Kailua Beach adjacent to the Kailua Boat Ramp; and also shows the location of the Ironwood Grove at Kailua Beach park.
November 1, 2025 at 12:52 AM
hnlddc.bsky.social
The City’s upcoming Career Expo takes place today at the Blaisdell Center from 9 am - 2 pm. Attend and learn more about the exciting opportunities at the City. bit.ly/40QbVWK
#CareerOpportunities #engineering #architecture
@honolulugov.bsky.social @hnlcityjobs.bsky.social
Image of Neal S. Blaisdell Center on a bright sunny day. Coconut trees can be seen in the foreground in a grassy area to the right of the Center. The pond appears behind it as well as other palm trees, colourful brushes and a monkey pod tree on the right of the building. Tall high rise buildings can be seen in the background and the covered parking lot appears on the left.
October 29, 2025 at 5:17 PM
hnlddc.bsky.social
🚧 New Traffic Signal Maintenance Facility Under Construction 🚦 The 13,000 sq. ft., two-story facility will support the maintenance and repairs of traffic signal systems for the City. 🔗 bit.ly/4nw3zfh @honolulugov.bsky.social
Image showing the construction site for the traffic signal maintenance facility with base course in the foreground, leveled construction site with red dirt and construction equipment in the background.
October 28, 2025 at 8:07 PM
hnlddc.bsky.social
🚧 Drainage improvements on 11th Avenue in #Kaimuki are expected to begin on Mon, Nov 3, 2025, between the hours of 🕒 8:30 am to 3:30 pm, Mon-Fri (excluding holidays) for ~ 3 weeks, please use caution while travelling through the area 🦺🔗 bit.ly/49lUcLp @honolulugov.bsky.social
Satellite image showing the project site indicated in orange adjacent to 11th Avenue and the Lunalilo Freeway (H1). Pāhoa Ave runs parallel to the freeway and intersects 11th Avenue.
October 27, 2025 at 8:44 PM
hnlddc.bsky.social
🚧 On Oct 21 2025, DDC began work to strengthen and stabilize the #Waialae Nui Channel.
🕒 Mon–Fri, 8:30 am–3:30 pm (excluding holidays)
📅 Estimated duration: 9 months (weather permitting)
🦺Please drive carefully and follow posted signs. 🔗 bit.ly/4hkXBMQ
@honolulugov.bsky.social
Satellite image showing the four project sites (outlined in orange circles) along the Waialae Nui Channel. The image also shows the location of Kilauea Avenue, Kilauea Place, Malu Place, Akiaki Place, Hiikala Place, and Oili Loop. The image shows the direction for North at the bottom right, pointing to the right.
October 22, 2025 at 10:08 PM
hnlddc.bsky.social
🏫The City and County of Honolulu has opened a temporary Early Education Center at 558-550 S. King Street — to create a a safe, modern space for keiki while work continues at the Civic Center site. 🔗 bit.ly/3J5MkmQ @honolulugov.bsky.social
A group of City and State officials, including the Mayor in the center in a blue shirt and the Deputy Governor next to him, in red, stand side by side holding a long maile lei during a blessing ceremony for the Early Education Center. The Mayor is untying the lei while others look on and smile. A camera is visible in the foreground, capturing the event.
October 22, 2025 at 10:07 PM
hnlddc.bsky.social
⚠️👷‍♂️Guardrail upgrades beginning on Pūpūkea Rd 10/29/25
📅 Work: Mon–Fri, 8:30a–3:30p (~9 m)
🚧 New guardrails & pavement repairs for roadway safety.
Expect contraflow & minor delays. 🔗 bit.ly/3Wg4DbZ
@honolulugov.bsky.social

#northshore
View of a curved section of Pūpūkea Road lined with trees and vegetation. A metal guardrail runs along the left side of the narrow two-lane road under partly cloudy skies.
October 22, 2025 at 10:01 PM
hnlddc.bsky.social
🚧 On Oct 21 2025, DDC will begin work to strengthen and stabilize the #Waialae Nui Channel.
🕒 Mon–Fri, 8:30 am–3:30 pm (excluding holidays)
📅 Estimated duration: 9 months (weather permitting)
🦺Please drive carefully and follow posted signs. 🔗bit.ly/4hkXBMQ @honolulugov.bsky.social
Satellite image showing the four project sites (outlined in orange circles) along the Waialae Nui Channel. The image also shows the location of Kilauea Avenue, Kilauea Place, Malu Place, Akiaki Place, Hiikala Place, and Oili Loop. The image shows the direction for North at the bottom right, pointing to the right.
October 16, 2025 at 7:02 PM
hnlddc.bsky.social
📢 The Department of Design and Construction has postponed the planned archaeological survey at the #Kailua Municipal Parking Lot due to scheduling conflicts. Work will resume once the new schedule is confirmed. 🔗http://bit.ly/4nU5o6H
@honolulugov.bsky.social
October 15, 2025 at 1:00 AM
hnlddc.bsky.social
🚧 The City’s Department of Design and Construction will postpone sewer work for the #Kailua Beach Park Ocean Safety District Operations Base Station project to secure updated permits. Work will resume once permits are approved. 🔗 bit.ly/42vJcHq @drhonor.bsky.social
Google Earth Street View image of Alala Road on a sunny day, facing toward the ocean in the distance. Coconut trees line the right side, with ironwood trees visible farther ahead. Two cars travel in opposite directions, and several vehicles are parked in a lot up ahead.
October 11, 2025 at 2:00 AM
hnlddc.bsky.social
🚧 Lane Closure Notice: Round Top Drive (Forest Ridge Way–Kalaʻiʻōpua Place) will be reduced to one lane, Oct. 20–31, 2025, weekdays 8:30a–3:30p.
🚗 Passenger cars only | 🚛 Use #Tantalus Drive for large vehicles
🔗bit.ly/4q1iVdQ @honolulugov.bsky.social
Paved roadway on Round Top Drive surrounded by dense tropical vegetation and trees, with utility poles and power lines running along the right side of the road under a partly cloudy blue sky.
October 8, 2025 at 1:51 AM
hnlddc.bsky.social
🏖️ The City & County of Honolulu will begin restoring the #Waimānalo Beach Park Pavilion this fall. ⚠️ Construction runs Mon–Fri, 7 a.m.–3:30 p.m. (excluding holidays) with completion in Summer 2026. Parking stays open; expect some noise/dust. 🌺 bit.ly/3KCZYOM
@honolulugov.bsky.social
Waimanalo Beach Park Pavilion on a hazy day.
October 6, 2025 at 9:47 PM
hnlddc.bsky.social
Road improvements will continue with the installation of striping and pavement markers between #Kapiolani Boulevard and Kalākaua Avenue, from Mon Oct. 6 – Wed, Oct. 8 8:30 am– 3:30 pm daily. Expect lane closures & delays. Drive safe & follow posted signs. 🔗bit.ly/3VLyBV1 @honolulugov.bsky.social
October 3, 2025 at 10:14 PM
hnlddc.bsky.social
⚠️ TRAFFIC ADVISORY UPDATE: In addition to night work, daytime sewer work Oct. 14–15 (10 am – 3pm) is required at #Kailua Beach Park Ocean Safety Facility. Nighttime construction will continue Sunday through Friday, from 8 pm to 5 am 🚧🔗https://bit.ly/4nV7Qtc @honolulugov.bsky.social
Satellite image showing the Project Work Area Location outlined in yellow, between Mokulua Drive Alāla Road and Kaneapu Place, adjacent to the project site. The image shows part of the Kailua Beach adjacent to the Kailua Boat Ramp; and also shows the location of the Ironwood Grove at Kailua Beach park.
October 3, 2025 at 7:27 PM
hnlddc.bsky.social
🌊The Kailua Boat Ramp will be restricted to allow the City to conduct geotechnical work from 📅October 6-10, 2025. Work will be conducted on weekdays, from 8 am - 4 pm, excluding holidays and weekends: 🔗bit.ly/4pRC3uQ @honolulugov.bsky.social
Kailua Boat Ramp: Image of the Kailua Boat Ramp showing the ramp on a sunny day with the beach in the foreground, ocean in the middle and Manana island in the distance.
October 2, 2025 at 1:41 AM
hnlddc.bsky.social
The UH Mānoa Fall 2025 Career Expo is happening today, 10:00 am -1:30 pm at the Campus Center Ballroom! 🌟 Stop by to explore career opportunities with the City. Don’t miss out! manoa.hawaii.edu/careercenter... #uhmanoa @hnlcityjobs.bsky.social
Campus Center - UH Manoa Image showing stairs leading up to campus center
October 1, 2025 at 7:31 PM
hnlddc.bsky.social
🚧 On Oct. 1, the City starts a $23.9M project to repair & waterproof the Civic Center parking structure podium. Work runs weekdays 7AM–4PM thru Mar. 2027. Please follow signs & avoid the construction zone. #Honolulu
🔗bit.ly/46Lj64e @honolulugov.bsky.social
A view overlooking the Civic Center parking structure podium level in Honolulu, with circular walkways leading into the underground parking area. The top level shows grassy areas, trees, and landscaping. Surrounding the Civic Center are government buildings, mid-rise apartments, and high-rise buildings with the Koʻolau mountain range in the background under partly cloudy skies.
September 30, 2025 at 1:49 AM
hnlddc.bsky.social
At Ala Wai Golf Course, the City is investing in sustainability and the future of this iconic public space. 🌿⛳ DDC & DES installed a solar PV system offsetting 70% of clubhouse energy, plus energy-efficient LED lighting— cutting emissions equal to 32 cars🔗bit.ly/4gKz2bz @honolulugov.bsky.social
Photograph showing the newly installed solar panels above a section of the parking lot fronting the Ala Wai Golf Course clubhouse. Cars are parked below it and along side of it on the bank of the Ala Wai Canal. Opposite to the canal multistoried buildings can be seen in the distance on a bright sunny day with a few clouds in the sky.
September 30, 2025 at 12:59 AM
hnlddc.bsky.social
The UH Mānoa College of Engineering Fall 2025 Career Expo is happening today, 12–4 PM at the Campus Center Ballroom! 🌟 Stop by to explore career opportunities with the City. Don’t miss out! www.eng.hawaii.edu/event/f25car... #UHMCareerExpo #EngineeringJobs #FutureEngineers @honolulugov.bsky.social
September 26, 2025 at 6:18 PM
hnlddc.bsky.social
🚧 Road rehab starts Sept. 29 in ‘Aiea (Aliipoe Dr., Kulawai St., Hoio St.) & Moanalua Valley (Ala Aolani Pl.). Work M–F, 8:30 a.m.–3:30 p.m. Expect lane closures, detours & no parking zones. Please drive with caution & follow posted signs. 🔗bit.ly/4ngGOwp @honolulugov.bsky.social
Four construction workers repairing a neighborhood street. One operates a yellow roller compactor smoothing the roadway surface, another directs a Komatsu excavator scooping dirt, a third stands with a compaction tool tamping the ground, and the fourth worker operates the excavator. Orange traffic cones and barricades mark the work zone, with houses, parked cars, and a residential street in the background.
September 25, 2025 at 8:25 PM
hnlddc.bsky.social
🚧 Community Meeting – Rehabilitation of Streets 🚧
The public is invited to an informational meeting about the DDC's construction project on King St and Hotel St and application for a Noise Variance.
📍 Keʻelikolani Middle School
📅 Oct 9, 6:30–8:30 PM
🔗 bit.ly/3W9p2iC @honolulugov.bsky.social
City invites the public to provide feedback on proposed overnight street work in downtown | Department of Design and Construction
Road repair work will take place along two sections of King Street and Hotel Street HONOLULU – The City and County of Honolulu’s Department of Design and Construction invites the public to attend a co...
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September 25, 2025 at 8:15 PM
hnlddc.bsky.social
✅ The City has completed the Dillingham Blvd Bridge Rehabilitation Project – restoring strength, replacing railings, and adding long-term corrosion protection. Work was completed by Sea Engineering Inc. with the coordination and support of HART and NAN Inc. 🔗bit.ly/3KsFwzP @honolulugov.bsky.social
Photograph showing the Dillingham Boulevard Bridge on a bright sunny day. Perspective is from the side of the bridge showing the newly refurbished concrete railings.
September 25, 2025 at 7:56 PM
hnlddc.bsky.social
🚧 Starting Sept. 29, DDC will begin a sewer connection project to support the new Kailua Beach Park Ocean Safety Base Station.
🕗 Night work: Sun–Fri, 8 PM–5 AM (2–3 weeks)
🚦 Single lane closure: Alāla Rd.–Mokulua Dr./Kaneapu Pl.
🔗http://bit.ly/4nLbJAW
@honolulugov.bsky.social @hnldts.bsky.social
Satellite image showing the Project Work Area Location outlined in yellow, between Mokulua Drive Alāla Road & Kaneapu Place, adjacent to the project site. The image shows part of the Kailua Beach adjacent to the Kailua Boat Ramp; and also shows the location of the Ironwood Grove at Kailua Beach Park.
September 23, 2025 at 12:12 AM
hnlddc.bsky.social
🚧 Street lighting upgrades on Kapi‘olani Blvd begin Sept 15 (weekdays, 8:30a–3:30p) & will take ~12 months. Expect lane closures & construction activity. Please allow extra travel time & follow traffic signs. 🔗 bit.ly/46bizIJ
Satellite image showing the different phases of the project along Kapi‘olani Boulevard. The first stage is outlined in yellow along Kapi‘olani Boulevard and runs from Ward Avenue toward Kamakee Street and Pensacola Street (9/15/25 – 10/16/25 Poles 44-64). The second stage is outlined in blue along Kapi‘olani Boulevard and runs from just before Kamakee Street toward Pensacola Street (10/17/25 – 11/19/25 Poles 64-84). The third stage is outlined in orange along Kapi‘olani Boulevard and runs from just before Pensacola Street to Piikoi Street (1/2/26 – 2/4/26 Poles 84-102). The fourth stage is outlined in green along Kapi‘olani Boulevard and runs from Piikoi Street to just past Pensacola Street (2/5/26 – 3/11/26 Poles 102-85). The fifth stage is outlined in red along Kapi‘olani Boulevard and runs from just after Pensacola Street toward the Blaisdell Center (3/12/26 – 4/15/26 Poles 85-65). The sixth stage is outlined in purple along Kapi‘olani Boulevard and runs from the Blaisdell Center toward Ward Avenue (4/16/26 – 5/20/26 Poles 65-43). The image also shows the location of Chapin St and Ward Ave in the upper left, Waimanu St, Queen St, Kamakee St, Kona St and Hopaka St in the bottom left, Sheridan St, Makaloa St, Kamaile St, Roycroft St, Alder St, Piikoi St, Kamaile St, Hoolai St, Elm St, Alohi Way, S. King St and Pensacola St on the right.
September 9, 2025 at 1:31 AM