PRAKTIK BAIK PENGELOLAAN KESELAMATAN KONSTRUKSI OLEH: GUNAWAN PURYATAMA HSE MANAGER PT KAJIMA INDONESIA Makassar, 23 April 2018

Transkripsi

1 DISKUSI PUBLIK GNKK MEMBANGUN INFRASTRUKTUR TANPA KECELAKAAN KONSTRUKSI PRAKTIK BAIK PENGELOLAAN KESELAMATAN KONSTRUKSI OLEH: GUNAWAN PURYATAMA HSE MANAGER PT KAJIMA INDONESIA Makassar, 23 April 2018 BERDASARKAN MATERI SAFETY PRE CONSTRUCTION PROYEK KAJIMA INDONESIA TAHUN 2018

2 SEMAKIN SERING BICARA SAFETY, SEMAKIN AMAN All safety rules are written in blood

3 SAFETY WORK CYCLE SIKLUS HARIAN K3L - Morning Assembly - Kiken Yochi Meeting - Pre- operation Inspection - HSE Induction - Daily Patrol - Daily permit to Work - JSA MORNING ASSEMBLY & CHECK PPE dilakukan setiap shift kerja. Supervisor/ Pelaksana memaparkan rencana kerja, potensi bahaya dan pengendaliannya. Safety Officer menyampaikan temuan Daily Patrol kemarin dan tindakan perbaikannya. KIKEN YOCHI MEETING Ada 3 level KY Meeting (TBM) 1. Supervisor / SO berbicara di tengah lingkaran, menyampaikan potensi bahaya dari pekerjaan yang akan dilakukan secara umum 2. Dalam 1 lingkaran (max. 20 orang), Leader (bisa Spv atau Foreman), menunjuk random anggotanya, pekerja yang ditunjuk harus bisa menyampaikan : pekerjaan yang akan dia dilakukan, material dan alat yang akan digunakan, bahaya dari pekerjaan dan pengendaliannya 3. Memberi tepukan psikologis dan membuat Laporan KYM dan Leader mengisi Papan KYM

4 SAFETY WORK CYCLE SIKLUS MINGGUAN K3L - Safety Talk - General Cleaning - Joint Weekly Site Patrol & Meeting - Blood Pressure Checking - Weekly Inspection SAFETY TALK Bentuk kegiatan hampir sama dengan morning assembly, ditambah dengan penyampaian terkait pencapaian kinerja K3L, safety alert dan isu K3L. Bertujuan menumbuhkan kesadaran pekerja untuk turut mencapai target K3L proyek Weekly Patrol Weekly Meeting Blood Pressure Checking Weekly Inspection SIKLUS BULANAN DAN TAHUNAN K3L - Safety Campaign - Medical Check Up - Emergency Drill - Color Coding Inspection - P2K3 Inspection & Meeting - Management Tour SAFETY CAMPAIGN REWARD

5 CONTROL SAFETY CROSS INSPECTION Patrol dan Inspeksi K3L di salah satu proyek yang dihadiri oleh perwakilan HSE Coordinator / HSE Manager proyek lainnya HSE PRE CONSTRUCTION MEETING Membahas control dari method yang akan dilaksanakan, dihadiri oleh PM, Spv, dan HSE proyek lain. Bisa dilaksanakan beberapa kali sesuai progress CSMS dan KICK OF MEETING SUBKONTRAKTOR Menyampaikan persyaratan kerja di Kajima Workplace Measurement Emergency Drill Weekly dan Monthly Inspection Lifting equipment

6 TRAINING TRAINING BASIC TRAINING 1. OHSAS 18001:2007 & ISO 14001:2015 recognition 2. SMK3 (PP No. 50 / 2012) 3. Behavior-Based Safety 4. Mobile Crane & Excavator Operation 5. Office safety 6. Working at height 7. Job safety analysis 8. Scaffolding 9. Electrical safety 10. Hot work practice 11. Incident & investigation report 12. Fire Fighting 13. Lifting and Rigging Plan 14. Site Security 15. Tool Box Meeting / Kiken Yochi 16. Work Permit 17. Heavy Equipment inspection 18. Safety & Environment Awareness SPECIFIC TRAINING 1. Foundation Work 2. Excavation Work 3. Install dan Dismantling Perancah Formwork 4. Re-Bar Work 5. Steel Structure work 6. Dstnya sesuai dengan metode kerja yang akan dilaksanakan (Based on progress) Semua training di ikuti oleh SM, Supervisor, Foreman dan Subkont. Materi berdasarkan Method Statement (termasuk dari Subkont), yang di review oleh Safety Engineer menjadi materi Training dan Checklist Pekerjaan (Integrated QSE Checklist) Training Documentation

7 SITE SAFETY ENGINEERING

8 Site Safety Engineering (Lifting Plan) A. Crane Operation Administration Control Pre mobilization Inspection Form Pre-use Inspection Mobile Crane Weekly/ Monthly Inspection Mobile Crane Wire Rope Inspection Form Crane Operation Permit Crane Government Certification Riksa Uji Crane Operator License & SIMPER

9 Site Safety Engineering Crane Operation Daily RING ON SIRINE APPROVAL OF CRANE OPERATION PERMIT Submitted min. a day before Contents: Method poster 2. Daily Pre Operation Inspection 3. SWL table 4. Boom Chart 5. Calculation of load 6. PIC

10 Site Safety Engineering Crane Inspection Wire rope Measurement for Auxiliary & Main Outrigger Lock Boom Limit Auxiliary & Main Hoist Drum Water pass (outrigger) Load Display Hook Clutch Anti two block Angle Detector Moment Limiter Indicator lamp

11 Site Safety Engineering Hoisting Main Truss Sequence Crawler Crane Load Calculation TOTAL LOAD 1.Steel Truss (TR1) = 4,28 Ton 2.Spreader beam = 1,2 Ton 3.Hook Weight = 1,3 Ton Total = 6.78 Ton ================================== SWL = 14.2 TON x 80% = 11,36 TON ================================== SWL (11,36 TON) > TOTAL LOAD (6.78 TON) SAFE 1.Radius = 30 m 2.Height Level = 61 m 3.Boom Length = 51,8 m 4.Boom Angle = 61

12 Site Safety Engineering Hoisting Main Truss Sequence Crawler Crane Load Calculation (Cont d) - Radius 30 m = 14.2 ton - SWL Radius 30 m = 14.2 ton x 80% = Ton

13 Site Safety Engineeting Hoisting Main Truss Sequence Crawler Crane Load Calculation (Cont d) 61 O 9 m Height Level = 61 meter

14 Site Safety Engineeting IDENTIFIKASI TOTAL BEBAN YANG DIANGKAT RESULT OF EXCAVATION CALCULATION HOISTING IS WORK LOAD < SWL SAFE PASTIKAN TOTAL BEBAN YANG DIANGKAT, TERMASUK JIKA ADA PENGANGKATAN YANG ABNORMAL/ DILUAR KEBIASAAN/ DI LUAR STANDAR YANG DIMILIKI, SUDAH TERIDENTIFIKASI DAN DILAKUKAN KALKULASI dan DIREVIEW OLEH SAFETY ENGINEER & APPROVED PM

15 Site Safety Engineeting

16 CRITICAL LIFTING Kriteria Umum Critical Lifting: 1. Total beban yg diangkat melebihi ambang batas standar. Contoh angkatan > 80% dari SWL load chart. 2. Pengangkatan orang 3. Material khusus/ Abnormal Size 4. Pengangkatan menggunakan dua crane atau lebih 5. Pengangkatan material yg khusus, mudah rusak, dan bila rusak tidak bisa diperbaiki, mengganggu proses kerja, dll. 6. Pengangkatan material yg akan dibongkar/demolish, ketidaktahuan berat beban yg akan diangkat 7. Pengangkatan di area power lines, over active work areas, occupied buildings, public roadways, transportation systems, etc. 8. Operasional pengangkatan di area terbatas (confined space), keterbatasan ketinggian boom, dll. ALUR KERJA UNTUK AKTIVITAS CRITICAL LIFTING Critical Lifting LIFTING PLAN (diperiksa oleh Safety Engineer) lifting plan approval oleh Top Site Management Pre-lifting meeting (Precons & Training) *Safety Engineering melakukan review pada lifting plan yang diajukan, memastikan lifting plan memenuhi standar atau merekomendasikan standar adopsi standar baru jika perusahaan/ proyek yang bersangkutan belum memiliki acuan terkait pekerjaan baru/ abnormal activity

17 Site Safety Engineering (PERANCAH) Sequence 6 (Superstructure ) 2FL Beam & Slab MAIN PROGRESS 1. INSTALL SCAFFOLDING FOR SUPPORT 2ND BEAM & SLAB 2. INSTALL FORMWORK BEAM & SLAB 2ND 3. INSTALL REINFORCEMENT BEAM & SLAB 2ND 4. CONCRETING BEAM & SLAB 2ND FLOOR

18 Site Safety Engineering Sequence 6 (Superstructure ) 2FL Beam & Slab Scaffolding Load Calculation for Middle Beam CONSTANTA Concrete and rebar Dead Load : 24 kn/m 3 = 2400 kg Formwork Dead Load : 0.4 kn/m 3 = 40 kg/m 2 Life Load : 1.5 kn/m 2 = 150 kg/m 2 SAFETY FACTOR Dead Load (DL) = DL x 1.2 Life Load (LL) = LL x 1.6 Calculation with Frame Distance 900mm TYPE OF BEAM : 500 x 1500 mm SLAB Thickness (150 mm) SCAFFOLD CONFIGURATION SINGLE (1.8 m) DOUBLE (0.9 m) TRIPLE (0.6 m) SCAFFOLD CONFIGURATION SINGLE (1.8 m) DOUBLE (0.9 m) TRIPLE (0.6 m) p (m) l (m) DL Concrete (Constanta: 2400 Kg/m 3 ) DL Formwork (Constanta: 40 Kg/m 2 ) Total DL x Safety Factor LL (Constanta 150 Kg/m 2 ) x Safety Factor Total Load Total Load Per Leg Maksimum Load Scaffold Per Leg Status SAFE SAFE SAFE p (m) l (m) DL Concrete (Constanta: 2400 Kg/m 3 ) DL Formwork (Constanta: 40 Kg/m 2 ) Total DL x Safety Factor LL (Constanta 150 Kg/m 2 ) x Safety Factor Total Load Total Load Per Leg Maksimum Load Scaffold Per Leg Status SAFE SAFE SAFE

19 Site Safety Engineering Typical Floor Formwork Conventional Calculation / RC Works 600 Kg / m2 X m X m Kg 25 kn = 2509 Kg 0.68 T < 2.5 T ( SAFE ) 600 Kg beban /m2 dari struktur diatas scaffolding 600 Kg / m2 X 1.2 m X m = 1350 Kg 0.13 T < 2.5 T ( SAFE ) M = Lebar Scaffolding = ½ Lebar Scaffolding

20 Site Safety Engineering Typical Floor Formwork Conventional Calculation 400 X 700 Typical Floor Formwork Conventional Calculation 450 X kg /m2 X 0.45 X kg/m2 X 0.4 X 0.61 = 230 Kg 0.23 T < 1.5 T 25 kn = 2509 Kg Kg 0.80 < 1.5 T 25 kn = 2509 Kg