gp 093-2006
TRANSCRIPT
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GHID PRIVIND PROIECTAREA STRUCTURILOR
DE PA.MANT ARMATE CU MATERIALE
GEOSINTETICE �I METALICE,
INDICATIV GP 093-06
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GHID PRIVIND PROJECT AREA
STRUCTURILOR DE PA.MA.NT ARMAT CU
MATERIALE GEOSINTETICE �I METALICE
lndicativ GP 093-2006
1. OBIECT SI DOMENIU DE APLICARE
Ghidul prezinta metode de proiectare specifice pentru lucrarile de pamant annat cu materiale geosintetice sau metalice (structuri de sprijin, pante armate).
Metodologia de proiectare cuprinsa in prezentul ghid are ca referinta standardele romane in vigoare la data redactarii, ca �i cele europene preluate ca standarde nationale in domeniul materialelor geosintetice, prezentand in acela�i timp �i principiile aplicarii normelor EUROCODE, astfel incat ghidul sa poata fi aplicat la momentul adoptarii acestora ca norme in Romania.
In ceea ce prive�te armarea cu materiale geosintetice, acest ghid se constituie ca o aplicare a prevederilor generale de utilizare a mate1ialelor geosintetice cuprinse in ,,Normativul privind utilizarea materialelor geosintetice la lucrarile de constructii", indicativ NP 075/ 2002.
Ghidul de proiectare a structurilor din pamant armat pune la dispozitia proiectantilor o metodologie generala de proiectare, ca �i unele metode specifice de calcul, avand caracter orientativ.
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1.1. Reglementari tehnice �i standarde
nationale conexe
La aplicarea prezentului ghid se va face refe1ire �1 la urmatoarele reglementari tehnice �i standarde nationale:
1. MLPTL - Ghid tehnic privind exigentele de baza in efectuarea �iraportarea incercarilor de laborator geotehnic �i in elaborareareglementarilor tehnice pentru incercari geotehnice, in concordanta cu cerintele nonnelor europene �i ale sistemului national deautorizare a laboratoarelor in constructii
2. MLPTL - Nom1ativ pentru utilizarea materialelor geosintetice lalucrarile de constructii, NP 075/2002
3. MLPTL - Normativ privind principiile, exigentele �i metodelecercetarii geotehnice a terenului de fundare, NP 074/2002
4. MLPTL - Ghid privind modul de intocmire �i verificare adocumentatiei geotehnice pentru constructii, GT 035/2002
5. MLPTL - Cod de proiectare seismica - Pmiea I Prevederi deproiectare pentru cladiri, P 100-1/2004
6. SR EN 10025-1:2005 - Produse laminate la cald din oteluri deconstructie nealiate. Partea 1: conditii tehnice generale de livrare
7. SR EN 10025-2:2004 - Produse laminate la cald din oteluri deconstructie nealiate. Pmiea 2: Conditii tehnice de livrare pentruoteluri de constructii nealiate
8. SR EN 10025-5:2005 - Produse laminate la cald din oteluri deconstructie nealiate. Pmiea 5: Conditii tehnice de livrare pentruoteluri de constructii cu rezistenta imbunatatita la coroziuneaatmosferica
9. SR EN 12224:2001 - Geotextile �i produse inrudite. Determinarea rezistentei la intemperii
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R - rezultanta incarcarilor
Rd - valoarea de proiectare a rezistentelor (Eurocode)
R1, - rezultanta incarcarii orizontale
Rv - rezultanta incarcarii verticale
s - panta fatadei
Sv - distanta pe verticala intre armaturi
T - rezistenta la tractiune, forta de tractiune
t - timp, durata de viata
Tc - valoarea de calcul a rezistentei la intinderii a materialului geosintetic
Tcan - rezistenta la tractiune a conexiunii dintre armaturi sau dintre armatura �i fatada
I'jr - rezistenta la rupere prin fluaj din tractiune a materialului
geosintetic
I'inedr rezistenta medie la tractiune luand in considerare deformatiile
de fluaj
Tseism - surplusul de forta de tractiune in armatura datorat seismului
u - presiunea apei din pori
V - forta verticala
XD - valoarea de proiectare a unui parametru geotehnic
Xk - valoarea caracteristica a unui parametru geotehnic
'C - ef ort unitar tangential