Viet Nam nen can trong voi nha choc troi

Thứ tư, 21 Tháng bảy 2010, 12:26 GMT+7

Du kha nang xay nha choc troi thuoc hang Top the gioi song Viet Nam nen than trong ve dia chat va dong tien dau tu, day la khuyen cao cua cac chuyen gia ben le hoi thao quoc te ve nha sieu cao tang ngay 20/7.
> Dai gia dia oc chay dua xay nha choc troi

Ong Karl Fender, Chu tich Hoi kien truc su Australia va Vien kien truc quoc gia Australia. "Nha cao tang khong phai mat na de trang tri ma phai phai can co net van hoa rieng".


Anh:
Ong Karl Fender. Anh:H. Lan

Toi luu y cac ban khi xay nha choc troi can co cai nhin trung va dai han, dat cong trinh trong boi canh hom nay va hang chuc nam sau.

De xay nha choc troi can nghien cuu ky luong ve van de dia chat, giao thong, quy hoach va tuy theo ket qua nghien cuu ma co nhung phuong an kha thi. Chung ta khong nen khoi dong xay nha cao tang voi mot yeu to co dinh ngay tu dau ma can co su dieu chinh sao cho phu hop voi quy hoach.

Toa nha cao tang khong phai mat na de trang tri ma can phai co nhung net van hoa rieng. O Sao Paulo (Brazil), thanh pho cua hon 20 trieu dan van co nhung khu o chuot va giao thong di lai con rat kho khan. Song ho da sang tao xay dung nen nhung chiec xe bus mau vang o tren cao nhu mot bieu tuong dac trung rieng rat dep.

Quay tro lai cau chuyen cua Viet Nam, co nguoi dat cau hoi lieu Viet Nam chi can xay nhung toa nha 50-70 tang ma van the hien duoc phong cach rieng khong? Cau tra loi la co the. Toi biet cac ban mong muon co cong trinh cao tang voi bieu tuong that dep. Nhung toi cho rang, do cao khong phai la bieu tuong thiet ke. Nhieu noi van co the co nhung toa nha 30-50 tang ma van the hien duoc phong cach rieng.

Ong Mohsin Ahmad, Tong giam doc va Chu tich Cong ty Axis Design Group Internationnal: "Viet Nam can chuyen bi ky dong tien dau tu".


Anh:
Ong Mohsin Ahmad. Anh: H.L

Theo quy hoach, Ha Noi duoc xay dung theo dang long chao, xay nha thap tang o noi do va cao tang o phia ngoai. Mot cau hoi dat ra la neu xay mot toa nha sieu cao tang o giap noi do lieu co pha vo quy hoach chung khong? Toi cho rang, nhung toa nha cao tang khong nen qua gan noi do nhung dieu quan trong nhat la cach thiet ke toa nha nhu the nao. Cong trinh qua cao nhung neu an khop voi kien truc do thi thi van duoc chap nhan.

Theo toi, van de Viet Nam lo ngai nhat khi xay nha cao tang la co du tien de xay hay khong. Von dau tu cua Viet Nam lieu co dap ung duoc? Cong nghe nha cao tang cua Viet Nam chua manh, nhung neu co von, chung ta co the thue cac chuyen gia tu van.

Tien si Tuan Ngo, Truong ban nghien cuu mang luoi RNSA bao ve cac cong trinh quan trong cua chinh phu Australia: "Can luu tam den van de phong chay chua chay va thoat hiem".


Anh: H. Lan
Ong Tuan Ngo. Anh: H. Lan.

Cach day 20 nam, khi dieu kien kinh te chua cao, Malaysia van quyet tam xay dung thap doi Petronas de tao diem nhan cho dat nuoc. Toi cho rang dua ra quyet dinh xay nha choc troi hay khong phu thuoc vao muc dich cua cong trinh.

Doi voi toa nha choc troi, thoi gian hoan von dai hon nhung lai co loi ich ve mat kinh te gian tiep nhu thu hut khach du lich, lam tang gia tri cua nhung cong trinh xung quanh. De co diem nhan do thi, moi cong trinh phai co chieu cao nhat dinh. Neu lam thap nho thi khong the dat duoc muc tieu nay. Song cung can luu y, Viet Nam la mot trong 5 nuoc co nguy co doi mat voi bien doi khi hau nhieu nhat.

Lam nha cao tang can chu y den cac cong nghe thi cong ket cau. Ngoai ra, moi cong trinh co the chua toi 20.000- 30.000 nguoi nen can luu tam den yeu to phong chay chua chay va thoat hiem. Cong trinh cao tang khong the thoat hiem theo nhung cau thang binh thuong.

Doi voi nhung cong trinh choc troi, nhung cau thang may duoc thiet ke dac biet cho phep nguoi dan thoat hiem voi toc do cao. Cu 20-25 tang se co mot tang thoat nan duoc bo tri ve dien, du phong dieu hoa khong khi de dam bao trong truong hop chay van co the tranh nan duoc.

Toi tin voi nhung tien bo khoa hoc hien dai, Viet Nam co the ap dung nhung cong nghe moi de tang kha nang chiu luc, do ben cong trinh cung nhu he thong thang may thoat hiem dac biet.

Ong Le Quy, Ky su Tu van thiet ke ket cau, xay dung Hoi vien hoi ky su Australia: "Can tham khao, hoc hoi nhung ky su dia chat VN".

Toi cho rang cac chuyen gia thiet ke toa nha Petronas, Taipei 101 rat may man khi biet hai toa nha nay nam tren da voi hay da loai cung. O Ha Noi, dia chat chau tho song Hong khac han, khong co da ma chi co lop soi da nam o am 40 - 50 met. Do do cac nha thiet ke nuoc ngoai khi dua ra kinh nghiem va cong nghe tien tien can phai tham khao, ban bac va hoc hoi ca nhung ky su Viet Nam co giau kinh nghiem ve dia chat hoc dia phuong.

Ong Karl Fender tung chu tri thiet ke kien truc thap Eureka 90 tang cao nhat thanh pho Melbourne va cung la mot trong cac thap chung cu cao nhat the gioi hien nay. Ong Karl nhan duoc rat nhieu giai thuong kien truc cho cac cong trinh cao tang, quy hoach do thi va truong dai hoc o Australia, Dong Nam A va Trung Dong.

Ong Mohsin Ahmad tung thiet ke ket cau cho nhieu cong trinh sieu cao tang tren the gioi nhu thap doi Petronas Twin Towers, thap 101 Taipei (Dai Loan), thap Burj Dubai, thap Four Season Tower (Malaysia).

Ong Tuan Ngo la giang vien dai hoc tong hop Melbourne. Ong tung tham gia tu van thiet ke tham dinh hang chuc cong trinh quan trong cua chinh phu Australia khu vuc chau A, Trung Dong nhu thap Kuwait Gate (90 tang), thap Al Burj Dubai, thap NPB o Kuala Lumpur (600 m), thap Soul Tower, Brisbane (90 tang).

Hoang Lan



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